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Showing 7501–8000 of 11065 results

    Nitrite Standard Solution

    traceable to SRM from NIST 0.200 mg/L NO2-N in H2O

    • Manufacturer: Merck
    • Trademark:Supelco
    Category:

    Nitroaromatics/Nitrosamine – Loamy Sand 1

    certified reference material, pkg of 10 g
    Code: CRM137

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nitrobenzene

    PESTANAL®, analytical standard
    Code:06084

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nitrobenzene

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code: PHR3498

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nitrobenzene-d solution

    certified reference material, 2000 μg/mL in dichloromethane
    Code: 48717-U

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nitrofen

    PESTANAL®, analytical standard
    Code: 33374

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nitrofen

    certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
    Code: CRM63613

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nitrofural

    European Pharmacopoeia (EP) Reference Standard
    Code: N0950000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nitrofural for peak identification

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001377

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nitrofurantoin

    VETRANAL®, analytical standard
    Code:46502

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nitrofurantoin-13C3

    VETRANAL®, analytical standard
    Code: 32513

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nitrofurazone

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1196

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nitrofurazone Related Compound A

    pharmaceutical secondary standard, certified reference material
    Code: PHR3067

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nitrofurazone solution

    100 μg/mL in acetonitrile, VETRANAL®, analytical standard
    Code: 31706

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nitrofurfural diacetate

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code: PHR2456

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nitrogen (total) Standard Solution

    traceable to NIST, 100 mg/L N in H2O

    • Manufacturer: Merck
    • Trademark:Supelco
    Category:

    Nitrogen (total) Standard Solution

    raceable to NIST, 2.50 mg/L N in H2O
    Code:1.25043

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nitrogen (total) Standard Solution

    traceable to NIST, 12.0 mg/L N in H2O
    Code:1.25044

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    Nitrosotriaminopyrimidine

    European Pharmacopoeia (EP) Reference Standard
    Code: N1000000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nitrothal-isopropyl

    PESTANAL®, analytical standard
    Code: 36179

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nivalenol in acetonitrile

    IRMM®, certified reference material
    Code: IRMM316

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nivalenol solution

    100 μg/mL in acetonitrile, analytical standard
    Code: 34131

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nivalenol solution

    100 μg/mL in acetonitrile, analytical standard
    Code: 34131

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nizatidine

    analytical standard
    Code: N7035

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nizatidine

    pharmaceutical secondary standard, certified reference material
    Code:PHR3215

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nizatidine

    European Pharmacopoeia (EP) Reference Standard
    Code: N1090000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nizatidine for system suitability

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001278

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    NMBA-D3

    certified reference material, pharmaceutical secondary standard
    Code:PHR8525

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    No. 2 Fuel Oil

    refinery grade, certified reference material, 20,000 μg/mL in methanol
    Code: 47515-U

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nodakenin

    phyproof® Reference Substance
    Code:PHL82608

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nodularin solution

    10 μg/mL in methanol, analytical standard
    Code:32539

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Noggin human

    recombinant, expressed in E. coli, ≥95% (SDS-PAGE), ≥95% (HPLC)
    Code: SRP4675

    • Manufacturer: Merck
    • Trademark: Sigma-Aldrich
    Category:

    Nomegestrol acetate impurity A

    European Pharmacopoeia (EP) Reference Standard
    Code: N1080005

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nomilin

    analytical standard
    Code: 77518

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Non-volatile Acid Standard Mix

    0.01 meq/mL each component in deionized water, analytical standard
    Code:46985-U

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nonadecane

    analytical standard
    Code:74158
    1 g- 74158-1G
    5 g- 74158-5G

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nonanal 2,4-dinitrophenylhydrazone

    analytical standard
    Code: 33851

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nonionic Surfactants

    certified reference material
    Code:QC1197

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nonpolar Column Test Mix

    certified reference material, 500 μg/mL in dichloromethane
    Code:47300-U

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    Nonylphenol diethoxylate solution

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000166

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nonylphenol monoethoxylate solution

    50 μg/mL in acetone, technical, analytical standard
    Code: 32894

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nonylphenol monoethoxylate solution

    5 μg/mL in acetone, technical, analytical standard
    Code: 32895

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nonylphenol solution

    1000 μg/mL in acetone, analytical standard
    Code:32468

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Noradrenaline acid tartrate

    British Pharmacopoeia (BP) Reference Standard
    Code:BP512

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Noradrenaline impurity F

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000686

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Norchlordiazepoxide solution

    1.0 mg/mL (Acetonitrile:DMSO (80:20)(v/v)), ampule of 1 mL, certified reference material, Cerilliant®
    Code: N-100

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Norcyclobenzaprine

    European Pharmacopoeia (EP) Reference Standard
    Code: N1130000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nordazepam

    certified reference material, pharmaceutical secondary standard
    Code: PHR8822

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nordazepam

    certified reference material, pharmaceutical secondary standard
    Code: PHR8822

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nordiazepam solution

    1 mg/mL in methanol, ampule of 1 mL, certified reference material, Cerilliant®

    • Manufacturer: Merck
    • Trademark:Supelco
    Category:

    Nordiazepam solution

    1 mg/mL in methanol, ampule of 1 mL, certified reference material, Cerilliant®

    • Manufacturer: Merck
    • Trademark:Supelco
    Category:

    Nordihydrocapsaicin

    phyproof® Reference Substance
    Code:PHL89254

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nordihydrocapsiate

    analytical standard
    Code: 43344

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nordoxepin hydrochloride

    analytical standard, ≥98.0% (TLC), powder
    Code: N0392

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Norepinephrine Bitartrate

    certified reference material, pharmaceutical secondary standard
    Code:PHR3820

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Norethindrone (Norethisterone)

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1714

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Norethisterone acetate

    European Pharmacopoeia (EP) Reference Standard
    Code: N1225000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Norethisterone acetate for system suitability

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code: PHR2165

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Norethisterone for system suitability

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000522

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Norfloxacin

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1614

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Norfloxacin

    European Pharmacopoeia (EP) Reference Standard
    Code: N1230000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Norfloxacin for peak identification

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001301

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Norfloxacin for system suitability

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001015

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Norfloxacin impurity A

    European Pharmacopoeia (EP) Reference Standard
    Code: N1230010

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Norfloxacin Related Compound A

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code: PHR2233

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Norflurane – reference spectrum

    European Pharmacopoeia (EP)
    Code: Y0001609

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Norflurazon

    PESTANAL®, analytical standard
    Code:34364

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Norgestimate

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code: PHR2119

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Norgestrel

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code: PHR2487

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Norgestrel

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code: PHR2487

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Norgestrel

    British Pharmacopoeia (BP) Reference Standard
    Code: BP714

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Norgestrel Related Compound L

    certified reference material, pharmaceutical secondary standard
    Code: PHR3068

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Normal Guinea Pig Serum, Lyophilized Solid

    Code: 566400

    • Manufacturer: Merck
    • Trademark: Sigma-Aldrich
    Category:

    Norphenylephrine Hydrochloride

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1536

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    Norscopolamine

    VETRANAL®, analytical standard
    Code: 32382

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Northern softwood

    NIST® RM 8495, bleached kraft pulp
    Code:NISTRM8495

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nortriptyline Hydrochloride

    pharmaceutical secondary standard, certified reference material
    Code:PHR3216

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nortriptyline hydrochloride

    European Pharmacopoeia (EP) Reference Standard
    Code: N1280000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nortriptyline hydrochloride

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001899

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Norvaline

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code: PHR2210

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Noscapine hydrochloride hydrate

    analytical standard
    Code:N9007

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Novaluron

    PESTANAL®, analytical standard
    Code:32419

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    NT-3 human

    Animal-component free, recombinant, expressed in E. coli, ≥98% (SDS-PAGE), ≥98% (HPLC)
    Code: SRP3267

    • Manufacturer: Merck
    • Trademark: Sigma-Aldrich
    Category:

    NT-4 human

    recombinant, expressed in E. coli, ≥98% (SDS-PAGE), ≥98% (HPLC), suitable for cell culture
    Code: SRP3129

    • Manufacturer: Merck
    • Trademark: Sigma-Aldrich
    Category:

    Nuarimol

    PESTANAL®, analytical standard
    Code: 31116

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nucleosides Test Mix

    in 1% sodium formate (varied conc.), analytical standard
    Code:47310-U

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nutrients C/V Sample 1

    certified reference material
    Code: QC1166

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nutrients C/V Sample 2

    certified reference material
    Code: QC1001

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Nystatin

    European Pharmacopoeia (EP) Reference Standard
    Code:N1400000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    O-Demethylmetoprolol

    analytical standard
    Code: 80774

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    O-Desmethylnaproxen

    analytical standard
    Code: 95114

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    O-Succinyl-L-carnitine lithium salt

    analytical standard
    Code: 04609

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    o-Tolidine

    analytical standard
    Code:31659

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    o-Toluenesulfonamide

    Pharmaceutical Secondary Standard; Certified Reference Material

    Code:PHR1473

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    o-Toluidine

    VETRANAL®, analytical standard
    Code: 32738

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    o-Xylene

    analytical standard5 mL -95660-5ML
    50 mL- 95660-50ML

    • Manufacturer: Merck
    • Trademark:Supelco
    Category:

    o-Xylene

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1312

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    OACP4 C

    NOTE: Both the cell line and DNA from the cell line may be available for this product. Please choose -1VL or VIAL for cells, or -DNA-5UG for DNA, human gastric cardia, pleiomorphic: epithelial and fibroblastoid cells, cytoplasmic protrusions
    Code: 11012005

    • Manufacturer: Merck
    • Trademark: Sigma-Aldrich
    Category:

    Oakmoss Extract solution

    1 mg/mL in ethanol, analytical standard
    Code:75264

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Obidoxime chloride

    analytical standard
    Code: 74593

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Obsidian rock

    NIST® SRM® 278
    Code: NIST278

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Ochratoxin A

    from , reference material
    Code: 32937

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Ochratoxin A solution

    10 μg/mL in acetonitrile, analytical standard

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Octadecane

    analytical standard
    Code:74691
    1 g- 74691-1G
    5 g- 74691-5G

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Octamethylcyclotetrasiloxane

    analytical standard
    Code:43883

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Octanal 2,4-dinitrophenylhydrazone

    analytical standard
    Code: 33849

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Octanoic acid

    analytical standard
    Code:21639

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    Octanoic acid

    certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
    Code: 07754

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Octanoic-d15 acid

    analytical standard
    Code: 55471

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Octanoyl-L-carnitine-(N-methyl-d3)

    analytical standard
    Code: 53230

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Octinoxate

    Pharmaceutical Secondary Standard; Certified Reference Material1 g -PHR1080-1G
    10 g- PHR1080-10G

    • Manufacturer: Merck
    • Trademark:Supelco
    Category:

    Octisalate

    Pharmaceutical Secondary Standard; Certified Reference Material1 g -PHR1081-1G
    10 g- PHR1081-10G

    • Manufacturer: Merck
    • Trademark:Supelco
    Category:

    Octocrylene

    Pharmaceutical Secondary Standard; Certified Reference Material

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Octoxynol 9

    United States Pharmacopeia (USP) Reference Standard

    • Manufacturer: Merck
    • Trademark: USP
    Category:

    Octyl gallate

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000368

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Octyl Gallate

    certified reference material, pharmaceutical secondary standard
    Code: PHR3511

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Octyl gallate

    analytical standard
    Code: 06717

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Octylamine

    PESTANAL®, analytical standard
    Code: 45622

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Octyldodecanol

    European Pharmacopoeia (EP) Reference Standard
    Code: Supelco

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Ofloxacin

    European Pharmacopoeia (EP) Reference Standard
    Code: O0120000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Ofloxacin Impurity A

    certified reference material, pharmaceutical secondary standard
    Code: PHR2234

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Ofloxacin impurity E

    European Pharmacopoeia (EP) Reference Standard
    Code: Supelco

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Ofloxacin Related Compound A

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code: Supelco

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Ofloxacin-d

    VETRANAL®, analytical standard
    Code: 32436

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Ofurace

    PESTANAL®, analytical standard
    Code: 46143

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oil and Grease

    certified reference material

    • Manufacturer: Merck
    • Trademark:Supelco
    Category:

    Oil and Grease – Whole Volume

    certified reference material
    Code: Supelco

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oil and Grease 100 mg/L Calibration Standard

    certified reference material, in H2O
    Code:OG100

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oil and Grease 1000 mg/L Calibration Standard

    certified reference material, in H2O

    • Manufacturer: Merck
    • Trademark:Supelco
    Category:

    Oil and Grease in Soil

    certified reference material
    Code: SQC037

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Olanzapine for system suitability

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001380

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Olanzapine impurity A

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001392

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Olanzapine Related Compound A

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code: PHR2536

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Olanzapine Related Compound B

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code: Supelco

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Olaquindox-(ethylene-d4)

    VETRANAL®, analytical standard
    Code: 32112

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oleamide

    analytical standard
    Code:08393

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oleandrin

    analytical standard
    Code: 06069

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oleanolic acid

    analytical standard

    Code:42515

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oleanolic acid

    primary reference standard
    Code: 03920590

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oleic acid

    analytical standard5 mL -75090-5ML
    25 mL- 75090-25ML

    • Manufacturer: Merck
    • Trademark:Supelco
    Category:

    Oleic Acid

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1586

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    Oleic acid

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001479

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oleic acid

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001479

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oleoside 11-methyl ester

    phyproof® Reference Substance
    Code: PHL89652

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oleuropein

    analytical standard

    • Manufacturer: Merck
    • Trademark:Supelco
    Category:

    Oleuropein

    analytical standard

    Code:92167

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oleuropein

    European Pharmacopoeia (EP) Reference Standard
    Code:Y0000805

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oleyl Alcohol

    certified reference material, pharmaceutical secondary standard
    Code:PHR2637

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oligonucleotide HPLC Performance Standard Mix, 12-33 NT

    Reference Material
    Code:PHR8667

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Olive Oil

    pharmaceutical secondary standard, certified reference material
    Code:PHR2902

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Olmesartan Medoxomil

    Pharmaceutical Secondary Standard; Certified Reference Material

    • Manufacturer: Merck
    • Trademark:Supelco
    Category:

    Olmesartan medoxomil

    European Pharmacopoeia (EP) Reference Standard
    Code: Supelco

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Olopatadine Hydrochloride

    pharmaceutical secondary standard, certified reference material
    Code:PHR3069

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Olopatadine Related Compound B

    United States Pharmacopeia (USP) Reference Standard
    Code:1478425

    • Manufacturer: Merck
    • Trademark: USP
    Category:

    Olopatadine Related Compound C

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR2539

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Omega-3 and Omega-6 fatty acids in fish oil

    NIST® SRM® 3275
    Code:NIST3275

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Omeprazole

    Pharmaceutical Secondary Standard; Certified Reference Material

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Omeprazole

    analytical standard
    Code:19329

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Omeprazole

    British Pharmacopoeia (BP) Reference Standard
    Code:BP765

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Omeprazole

    European Pharmacopoeia (EP) Reference Standard
    Code: Supelco

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Omeprazole for peak identification

    European Pharmacopoeia (EP) Reference Standard
    Code:Y0001042

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Omeprazole Impurity B

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1987

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Omeprazole Impurity C

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1988

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Omeprazole impurity D

    European Pharmacopoeia (EP) Reference Standard

    Code:O0151000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Omeprazole magnesium

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001043

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Omeprazole Related Compound A

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1648

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    Omeprazole Related Compound B

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1986

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Omeprazole Related Compound E

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1649

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    Omethoate

    PESTANAL®, analytical standard
    Code:36181

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oncostatin M (209 aa) human

    recombinant, expressed in E. coli, ≥98% (SDS-PAGE), ≥98% (HPLC), suitable for cell culture
    Code: SRP3130

    • Manufacturer: Merck
    • Trademark: Sigma-Aldrich
    Category:

    Oncostatin-M from rat

    recombinant, expressed in E. coli, ≥98% (SDS-PAGE), ≥98% (HPLC), suitable for cell culture
    Code: SRP3250

    • Manufacturer: Merck
    • Trademark: Sigma-Aldrich
    Category:

    Ondansetron for LC system suitability

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000197

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Ondansetron for TLC system suitability

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000196

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Ondansetron Hydrochloride

    Pharmaceutical Secondary Standard; Certified Reference Material

    Code:PHR1141

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    Ondansetron impurity D

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000195

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Ondansetron impurity G

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001346

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Ondansetron Related Compound A

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR2223

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Ondansetron Related Compound C

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR2224

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Ondansetron Related Compound D

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR2221

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Ophthalmic acid

    ≥96% (HPLC)
    Code: Supelco

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Orange II sodium salt

    analytical standard
    Code:69143

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Orange II-(naphthyl-d6) sodium salt

    analytical standard
    Code: 15703

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Orbifloxacin

    VETRANAL®, analytical standard
    Code: 34041

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Orbifloxacin

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001125

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Orciprenaline acetate salt hemihydrate

    VETRANAL®, analytical standard
    Code: 32237

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Orciprenaline for system suitability

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000895

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Orciprenaline sulfate

    European Pharmacopoeia (EP) Reference Standard
    Code: O0180000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Organic Acids Kit

    (individually packaged), analytical standard

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Organic contaminants in fortified human serum

    NIST® SRM® 1958
    Code: NIST1958

    • Manufacturer: Merck
    • Trademark: Sigma-Aldrich
    Category:

    Organic contaminants in non-fortified human serum

    NIST® SRM® 1957

    Code: Supelco

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Organic contaminants in smokers′ urine (frozen)

    NIST® SRM® 3672
    Code: NIST3672

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Organic-rich soil following harmonised EDTA and acetic acid extraction (extractable trace elements)

    BCR®, certified reference material
    Code: BCR700

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Organochlorine pesticides (OCP) in soil

    pharmaceutical secondary standard, certified reference material
    Code: PHR3146

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Organochlorine Pesticides 1 – WS

    certified reference material
    Code: QC1595

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Organophosphorus Pesticides 1 – WP

    certified reference material
    Code: QC1161

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Organophosphorus Pesticides Mix A

    certified reference material, 2000 μg/mL each component in hexane: acetone (9:1)

    • Manufacturer: Merck
    • Trademark:Supelco
    Category:

    Orientin

    primary reference standard
    Code: 03810585

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Orientin

    primary reference standard
    Code: 03810585

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Orientin

    analytical standard
    Code: 55736

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Orlistat

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1445

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    Orlistat Related Compound C

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR2544

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Ornidazole

    analytical standard
    Code: O5879

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Ornidazole

    analytical standard
    Code: O5879

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oroxylin A

    phyproof® Reference Substance
    Code: PHL82615

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oroxylin A

    phyproof® Reference Substance
    Code: PHL82615

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Orphenadrine Citrate

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1777

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Orphenadrine citrate

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000101

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Orphenadrine citrate salt

    analytical standard
    Code: O4630

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Orphenadrine for peak identification

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001181

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Orphenadrine hydrochloride

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000100

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Orphenadrine impurity E

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000102

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Orphenadrine Related Compound B

    pharmaceutical secondary standard, certified reference material
    Code: PHR2957

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Orphenadrine Related Compound C

    pharmaceutical secondary standard, certified reference material
    Code: PHR2958

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Orphenadrine Related Compound E

    pharmaceutical secondary standard, certified reference material
    Code: PHR2959

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Orthosulfamuron

    PESTANAL®, analytical standard
    Code: 32427

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Orysastrobin

    PESTANAL®, analytical standard
    Code: 32428

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oseltamivir impurity B

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001339

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oseltamivir impurity C

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001340

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oseltamivir impurity H

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001341

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oseltamivir Phosphate

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1781

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oseltamivir phosphate

    British Pharmacopoeia (BP) Reference Standard
    Code: BP903

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Osmium ICP standard

    (NH4)2OsCl6 in HCl 7% 1000 mg/l Os Certipur®
    Code:1.70338

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Osteoprotegerin/Fc Chimera from mouse

    >95% (SDS-PAGE), recombinant, expressed in NSO cells, lyophilized powder
    Code: O8137

    • Manufacturer: Merck
    • Trademark: Sigma-Aldrich
    Category:

    Osthole

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001207

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Osthole

    primary reference standard
    Code: 02150595

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Osthole

    analytical standard
    Code: 78889

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Ouabain

    European Pharmacopoeia (EP) Reference Standard
    Code: Supelco

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxacillin for peak identification

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000560

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxacillin Related Compound C

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code: PHR2496

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxacillin sodium monohydrate

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000638

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxadiargyl

    PESTANAL®, analytical standard
    Code: 33966

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxadiazon

    PESTANAL®, analytical standard
    Code: Supelco

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxadixyl

    PESTANAL®, analytical standard
    Code:34365

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxalate Standard for IC

    TraceCERT®, 1000 mg/L oxalate in water (nominal concentration)
    Code:73139

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    Oxalic acid

    certified reference material, pharmaceutical secondary standard
    Code:PHR3291

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxalic acid concentrate

    0.1 M (COOH)2 (0.2N), eluent concentrate for IC
    Code:68487

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxaliplatin

    European Pharmacopoeia (EP) Reference Standard
    Code:Y0000271

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxaliplatin

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1528

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxaliplatin impurity C

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000273

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxaliplatin impurity D

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000274

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxaliplatin Related Compound A

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code: PHR2545

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxaliplatin Related Compound A

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code: PHR2545

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxaliplatin Related Compound B

    United States Pharmacopeia (USP) Reference Standard

    • Manufacturer: Merck
    • Trademark:USP
    Category:

    Oxamyl

    analytical standard
    Code: PS737

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxamyl

    reference material
    Code: 50404

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxantel pamoate

    analytical standard
    Code: Supelco

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxaprozin

    pharmaceutical secondary standard, certified reference material
    Code: PHR3217

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxaprozin

    pharmaceutical secondary standard, certified reference material
    Code: PHR3217

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxasulfuron

    PESTANAL®, analytical standard
    Code: 46416

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxazepam

    European Pharmacopoeia (EP) Reference Standard
    Code: O0225000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxazepam solution

    1 mg/mL in methanol, ampule of 1 mL, certified reference material, Cerilliant®

    • Manufacturer: Merck
    • Trademark:Supelco
    Category:

    Oxaziclomefone

    PESTANAL®, analytical standard
    Code: 37005

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxcarbazepine

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1635

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxcarbazepine impurity mixture

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001549

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxcarbazepine Related Compound A

    certified reference material, pharmaceutical secondary standard
    Code: PHR3628

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxcarbazepine Related Compound B

    pharmaceutical secondary standard, certified reference material
    Code: PHR3629

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxcarbazepine Related Compound C

    pharmaceutical secondary standard, certified reference material
    Code: PHR3071

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxcarbazepine Related Compound E

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code: PHR2238

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxeladin hydrogen citrate

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000350

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxfendazole

    analytical standard
    Code: 42219

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxfendazole-d3

    European Pharmacopoeia (EP) Reference Standard
    Code: P3390000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxibendazole

    VETRANAL®, analytical standard
    Code:32924

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxibendazole-d7

    VETRANAL®, analytical standard
    Code: 32737

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxiconazole Related Compound C

    pharmaceutical secondary standard, certified reference material
    Code: PHR3736

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxitropium bromide impurity B

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000715

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxolinic acid

    analytical standard
    Code:67126

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxolinic acid

    European Pharmacopoeia (EP) Reference Standard
    Code: O0240000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxolinic acid impurity B

    European Pharmacopoeia (EP) Reference Standard
    Code: O0240010

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxprenolol hydrochloride

    European Pharmacopoeia (EP) Reference Standard
    Code: O0250000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxybenzone

    analytical standard

    Code:59647

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxybenzone

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1074

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    Oxybenzone-(-d)

    PESTANAL®, analytical standard
    Code: 73875

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxybuprocaine hydrochloride

    European Pharmacopoeia (EP) Reference Standard
    Code: O0270000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxybutynin Chloride

    certified reference material, pharmaceutical secondary standard
    Code:PHR2547

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxybutynin hydrochloride

    British Pharmacopoeia (BP) Reference Standard
    Code: BP701

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxybutynin impurity A

    European Pharmacopoeia (EP) Reference Standard
    Code: O0288005

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxybutynin impurity A

    European Pharmacopoeia (EP) Reference Standard
    Code: O0288005

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxybutynin Related Compound A

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code: PHR2548

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxybutynin Related Compound B

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code: PHR2549

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxycarboxine

    PESTANAL®, analytical standard
    Code: 36185

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxyclozanide

    VETRANAL®, analytical standard
    Code: Supelco

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxycodone HCl

    certified reference material, pharmaceutical secondary standard
    Code: Supelco

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxycodone hydrochloride

    analytical standard
    Code:O1378

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxycodone hydrochloride

    certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
    Code: 16967

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxycodone impurity D

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000453

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxycodone Related Compound A

    certified reference material, pharmaceutical secondary standard
    Code: PHR8800

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxycodone Related Compound B

    pharmaceutical secondary standard
    Code: PHR8801

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxycodone Related Compound C

    certified reference material, pharmaceutical secondary standard
    Code: PHR8999

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxyfluorfen

    PESTANAL®, analytical standard
    Code:35031

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxyfluorfen-(ethoxy-d5)

    PESTANAL®, analytical standard
    Code: 93163

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxygen (99.6%)

    99.6%, cylinder of 14 L, analytical standard
    Code: 300500-U

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxymatrine

    phyproof® Reference Substance
    Code: PHL89748

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxymatrine

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0002015

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxymetazoline Hydrochloride

    certified reference material, pharmaceutical secondary standard
    Code:PHR1572

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    Oxymetazoline hydrochloride

    analytical standard
    Code: 55591

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxymetazoline Related Compound A

    Pharmaceutical Secondary Standard; Certified Reference Material

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxymetholone

    analytical standard
    Code: O0380

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxymetholone

    analytical standard
    Code: O0380

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxymorphone

    certified reference material, pharmaceutical secondary standard
    Code: PHR8804

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxymorphone Related Compound A

    pharmaceutical secondary standard
    Code: PHR8803

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxypaeoniflorin

    Calibration Set C
    Code: D4294LMSUC

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxypeucedanin

    phyproof® Reference Substance

    Code: Supelco

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxypeucedanin hydrate

    phyproof® Reference Substance
    Code: PHL80907

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxytetracycline

    European Pharmacopoeia (EP) Reference Standard
    Code:Y0001896

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxytetracycline

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1537

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    Oxytetracycline

    British Pharmacopoeia (BP) Reference Standard
    Code: Supelco

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxytetracycline for system suitability A

    European Pharmacopoeia (EP) Reference Standard
    Code:Y0002136

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxytetracycline for system suitability A

    European Pharmacopoeia (EP) Reference Standard
    Code:Y0002136

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxytetracycline Hydrochloride

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1325

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    Oxytetracycline hydrochloride

    European Pharmacopoeia (EP) Reference Standard
    Code: Supelco

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oxytocin

    European Pharmacopoeia (EP) Reference Standard

    Code:O0700000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Oyster tissue

    NIST® SRM® 1566b
    Code:NIST1566B

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Ozone Precursor / PAMS Mix

    57 components, 100 ppb each component in nitrogen, cylinder of 110 L (pi-marked cylinder), analytical standard
    Code: 41975-U

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Ozone precursor / PAMS mix

    50 μg/mL in isooctane, analytical standard
    Code: 33686

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    p-Anisaldehyde

    analytical standard
    Code:97063
    1 mL- 97063-1ML-F
    5 mL- 97063-5ML-F

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    p-Anisic acid

    analytical standard
    Code: 94666

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    p-Arsanilic acid

    VETRANAL®, analytical standard
    Code: 31584

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    p-Chloroaniline

    United States Pharmacopeia (USP) Reference Standard
    Code:1111908

    • Manufacturer: Merck
    • Trademark: USP
    Category:

    p-Chloroaniline

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1200

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    p-Cresol

    analytical standard
    Code:42429

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    p-Cymene

    analytical standard
    Code:30039

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    p-Hydroxymethamphetamine

    analytical standard, for drug analysis
    Code: H9645

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    p-Terphenyl

    analytical standard
    Code: 45802

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    p-Terphenyl

    analytical standard
    Code: 45802

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    p-Terphenyl-d14 solution

    certified reference material, 2000 μg/mL in dichloromethane
    Code:48418

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    p-Tolualdehyde

    analytical standard
    Code: 41423

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    p-Toluenesulfonamide

    Pharmaceutical Secondary Standard; Certified Reference Material

    Code:PHR1474

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    p-Toluenesulfonic acid monohydrate

    analytical standard

    • Manufacturer: Merck
    • Trademark:Supelco
    Category:

    p-Toluic acid

    analytical standard
    Code: 41768

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    p-Xylene

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1314

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    p-Xylene

    reference substance for gas chromatography
    Code: 1.09799

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    p-Xylene

    analytical standard
    Code:95680
    5 mL -95680-5ML
    50 mL -95680-50ML

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    p,p′−DDA

    analytical standard
    Code: MET698A

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pachypodol

    phyproof® Reference Substance
    Code: PHL83821

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paclitaxel

    European Pharmacopoeia (EP) Reference Standard

    Code:Y0000698

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paclitaxel

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1803

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    Paclitaxel Impurity C

    certified reference material, pharmaceutical secondary standard
    Code: PHR2113

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paclitaxel impurity C

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000699

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paclitaxel impurity K

    certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
    Code: PHR9150

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paclitaxel Related Compound B

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR2112

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paclitaxel Related Compound B

    United States Pharmacopeia (USP) Reference Standard
    Code:1491354

    • Manufacturert: Merck
    • Trademark:
      USP
    Category:

    Paclitaxel semi-synthetic for peak identification

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000719

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paclitaxel semi-synthetic for system suitability

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000739

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Padimate O

    analytical standard
    Code: 74309

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paeonol

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001947

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PAF-AH human

    recombinant, expressed in HEK 293 cells, ≥95% (SDS-PAGE), ≥95% (HPLC), suitable for cell culture
    Code: SRP3136

    • Manufacturer: Merck
    • Trademark: Sigma-Aldrich
    Category:

    PAH – Sediment 1

    certified reference material, pkg of 50 g
    Code:CRM104

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PAH Calibration Mix

    TraceCERT®, certified reference material, 10 μg/mL each component in acetonitrile

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PAHs – Loamy Clay 1

    pkg of 50 g
    Code: CRM141

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PAHs by HPLC

    certified reference material

    Code:SQC017

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Palatinose hydrate

    analytical standard
    Code: 41556

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paliperidone Related Compound B

    pharmaceutical secondary standard, certified reference material
    Code: PHR3072

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Palladium (Pd) standard solution

    NIST® SRM® 3138
    Code: NIST3138

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Palladium atomic absorption standard solution

    analytical standard, 1,000 μg/mL Pd in 5% HCl (Exact Pd concentration on label)
    Code: 207349

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Palladium ICP standard

    traceable to SRM from NIST Pd(NO3)2 in HNO3 2-3% 1000 mg/l Pd Certipur®

    • Manufacturer: Merck
    • Trademark:Supelco
    Category:

    Palladium Standard for AAS

    TraceCERT®, 1 g/L Pd in hydrochloric acid (nominal concentration)
    Code:78437

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Palladium Standard for ICP

    TraceCERT®, 1 g/L Pd in hydrochloric acid (nominal concentration)

    • Manufacturer: Merck
    • Trademark:Supelco
    Category:

    Palladium Standard for ICP-MS

    TraceCERT®, 1 mg/L Pd in nitric acid (nominal concentration)
    Code: Supelco

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Palladium standard solution

    traceable to SRM from NIST Pd(NO3)2 in HNO3 0.5 mol/l 1000 mg/l Pd Certipur®100 mL -1142820100
    500 mL -1142820500

    • Manufacturer: Merck
    • Trademark:Supelco
    Category:

    Palm Oil

    pharmaceutical secondary standard, certified reference material
    Code: Supelco

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Palmatine chloride

    phyproof® Reference Substance
    Code: PHL89490

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Palmitic acid

    Pharmaceutical Secondary Standard; Certified Reference Material

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Palmitic acid

    analytical standard

    • Manufacturer: Merck
    • Trademark:Supelco
    Category:

    Palmitic acid

    European Pharmacopoeia (EP) Reference Standard
    Code:P0090000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Palmitic acid

    certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
    Code: Supelco

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Palmitic-d31 acid

    analytical standard
    Code:68277

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Palmitoyl-L-carnitine-(N-methyl-d3)

    analytical standard
    Code: 55107

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Palonosetron Hydrochloride

    Code:PHR2552

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    Palonosetron Related Compound C

    United States Pharmacopeia (USP) Reference Standard
    Code: 1492244

    • Manufacturer: Merck
    • Trademark: USP
    Category:

    Pamabrom Related Compound A

    pharmaceutical secondary standard, certified reference material
    Code: PHR3073

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pamoic Acid

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code: PHR1407

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pancreas powder (amylase), BRP

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001632

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pancreas powder (amylase), BRP

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001632

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pancreas powder (protease) BRP

    European Pharmacopoeia (EP) Reference Standard
    Code: P0200000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pancreas powder (protease) BRP

    European Pharmacopoeia (EP) Reference Standard
    Code: P0200000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pantolactone

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1465

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pantoprazole Related Compound A

    Pharmaceutical Secondary Standard; Certified Reference Material

    Code:PHR2458

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pantoprazole Related Compound B

    pharmaceutical secondary standard, certified reference material
    Code:PHR3074

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pantoprazole Sodium

    Pharmaceutical Secondary Standard; Certified Reference Material
    No

    • Manufacturer: Merck
    • Trademark:Supelco
    Category:

    Pantoprazole sodium hydrate

    ≥98% (HPLC), gastric proton pump inhibitor, powder
    Code:P0021
    10 mg- P0021-10MG
    50 mg- P0021-50MG

    • Manufacturer: Merck
    • Trademark: Sigma-Aldrich
    Category:

    Pantothenate for peak identification

    European Pharmacopoeia (EP) Reference Standard
    Code:Y0002101

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Papain

    United States Pharmacopeia (USP) Reference Standard
    Code:1495005

    • Manufacturert: Merck
    • Trademark: USP
    Category:

    Paraben target analyte mix solution

    10 μg/mL in acetone, analytical standard
    Code: 32126

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paraben target analyte mix solution

    10 μg/mL in acetone, analytical standard
    Code: 32126

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paracetamol

    European Pharmacopoeia (EP) Reference Standard

    • Manufacturer: Merck
    • Trademark:Supelco
    Category:

    Paracetamol

    British Pharmacopoeia (BP) Reference Standard

    • Manufacturer: Merck
    • Trademark:Supelco
    Category:

    Paracetamol for equipment qualification

    European Pharmacopoeia (EP) Reference Standard
    Code:Y0001781

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paracetamol impurity J

    European Pharmacopoeia (EP) Reference Standard
    Code:Y0001945

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paracetamol impurity K

    European Pharmacopoeia (EP) Reference Standard
    Code:Y0001955

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paracetamol sulfate potassium salt

    analytical standard
    Code: 89604

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Parachlorophenol

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR2596

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paraffin (hard)

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000780

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paraffin (hard)

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000780

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paraffin (liquid) – reference spectrum

    European Pharmacopoeia (EP)
    Code: Y0000058

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paraffin (White soft)

    European Pharmacopoeia (EP) Reference Standard
    Code:Y0000913

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paraoxon-ethyl

    PESTANAL®, analytical standard
    Code:36186

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paraoxon-ethyl-d10 (diethyl-d10)

    PESTANAL®, analytical standard
    Code: 93103

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paraoxon-methyl

    PESTANAL®, analytical standard
    Code:46192

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    Paraquat dichloride hydrate

    PESTANAL®, analytical standard

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paraquat dichloride-(-d) hydrate

    PESTANAL®, analytical standard
    Code:50636

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paraquat diiodide-(dimethyl-d6)

    PESTANAL®, analytical standard
    Code: 34557

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pararot

    analytical standard
    Code: 40446

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Parathion

    PESTANAL®, analytical standard
    Code:45607

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Parathion-methyl

    PESTANAL®, analytical standard
    Code:36187

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    Parathion-methyl-d (-d)

    PESTANAL®, analytical standard
    Code: 94093

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Parnaparin sodium

    European Pharmacopoeia (EP) Reference Standard
    Code: P0305000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paromomycin Sulfate

    analytical standard
    Code: PS737

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paroxetine for system suitability

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000630

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paroxetine hydrochloride (anhydrous)

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000578

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paroxetine hydrochloride (anhydrous) impurity C

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000130

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paroxetine hydrochloride hemihydrate

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000281

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paroxetine impurity A

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000233

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paroxetine impurity E

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000580

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paroxetine impurity standard

    British Pharmacopoeia (BP) Reference Standard
    Code:BP746

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Paroxetine Related Compound F

    pharmaceutical secondary standard, certified reference material
    Code: PHR3077

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Particle Count Set

    United States Pharmacopeia (USP) Reference Standard

    • Manufacturer: Merck
    • Trademark: USP
    Category:

    Pasiniazid

    analytical standard
    Code: I2637

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Passiflora incarnata extract

    secondary reference standard
    Code: 05085001

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Patchouli alcohol

    primary reference standard
    Code: 05690595

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Patent Blue V calcium salt

    analytical standard
    Code:74748

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Patulin solution

    100 μg/mL in acetonitrile, analytical standard
    Code:34127

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Patulin solution

    certified reference material, 100 μg/mL in chloroform, ampule of 1 mL
    Code:CRM46914

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    Patulin-13C7 solution

    ~25 μg/mL in acetonitrile, analytical standard
    Code: 35516

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pazufloxacin

    VETRANAL®, analytical standard
    Code: 34213

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PB-22 3-carboxyindole metabolite solution

    100 μg/mL in acetonitrile, certified reference material, ampule of 1 mL, Cerilliant®
    Code: S-102

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PBDE congeners in 2,2,4-trimethylpentane

    NIST® SRM® 2257
    Code: NIST2257

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PCB Congeners – Clay Soil

    pkg of 50 g
    Code: CRM961

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PCB Congeners – Loamy Sand

    pkg of 50 g
    Code: CRM962

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PCB Congeners – Loamy Sand

    pkg of 50 g
    Code: CRM962

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PCB No 101 solution

    10 μg/mL in isooctane, analytical standard
    Code: 36902

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PCB No 11

    analytical standard
    Code: 34104

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PCB No 15

    analytical standard
    Code: Supelco

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PCB No 153

    analytical standard
    Code:35602

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PCB No 153 solution

    10 μg/mL in isooctane, analytical standard
    Code: 36904

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PCB No 156 solution

    100 μg/mL in hexane, PESTANAL®, analytical standard
    Code: 33710

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PCB No 18

    analytical standard
    Code: 34077

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PCB No 180

    analytical standard
    Code:35495

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PCB No 209

    analytical standard
    Code:31092

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PCB No 209 solution

    100 μg/mL in acetonitrile, ampule of 1.2 mL, certified reference material, Cerilliant®
    Code: 41612

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PCB No 209 solution

    100 μg/mL in acetonitrile, ampule of 1.2 mL, certified reference material, Cerilliant®
    Code: 41612

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PCB No 29

    analytical standard
    Code: 31093

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PCB No 3

    analytical standard
    Code: Supelco

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PCB No 52

    analytical standard
    Code: Supelco

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PCB No 52 solution

    10 μg/mL in isooctane, analytical standard
    Code: 31297

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PCB No 77

    analytical standard
    Code: 35496

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PCB standard solution

    BCR®, certified reference material
    Code:BCR365

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PCB standard solution 7

    analytical standard, 10 μg/mL in isooctane
    Code:36989

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PCB Test solution 14 for ECD

    10 μg/mL in heptane, analytical standard
    Code: 33891

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PDGF-AA human

    Animal-component free, recombinant, expressed in E. coli, ≥98% (SDS-PAGE), ≥98% (HPLC)
    Code: SRP3268

    • Manufacturer: Merck
    • Trademark: Sigma-Aldrich
    Category:

    PDGF-CC human

    recombinant, expressed in E. coli, ≥98% (SDS-PAGE), ≥98% (HPLC), suitable for cell culture
    Code: SRP3139

    • Manufacturer: Merck
    • Trademark: Sigma-Aldrich
    Category:

    Peach leaves

    NIST® SRM® 1547
    Code:NIST1547

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Peanut butter

    NIST® SRM® 2387

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Peanut butter (aflatoxin low level)

    BCR®, certified reference material
    Code: BCR401R

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Peanut Oil

    pharmaceutical secondary standard, certified reference material
    Code:PHR2985

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Peanut Test Material Kit

    IRMM®, certified reference material
    Code: IRMM481

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pebulate

    PESTANAL®, analytical standard
    Code: 36188

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    PECAM-I human

    recombinant, expressed in HEK 293 cells, ≥97% (SDS-PAGE), ≥97% (HPLC), suitable for cell culture
    Code: SRP3140

    • Manufacturer: Merck
    • Trademark: Sigma-Aldrich
    Category:

    Pectolinarigenin

    phyproof® Reference Substance
    Code: PHL82621

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pefabloc® SC

    100 mg -76307-100MG
    500 mg- 76307-500MG
    1 g- 76307-1G

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pefabloc® SC

    certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
    Code: 15633

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pefloxacin impurity B

    European Pharmacopoeia (EP) Reference Standard
    Code: P0309020

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pefloxacin impurity C

    European Pharmacopoeia (EP) Reference Standard
    Code: P0309030

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pelargonidin 3-glucoside chloride

    phyproof® Reference Substance
    Code:PHL89753

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pemetrexed

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR1596

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pemetrexed disodium heptahydrate

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001539

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pemetrexed for system suitability

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001538

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pemetrexed impurity mixture

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001535

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Penbutolol sulfate

    European Pharmacopoeia (EP) Reference Standard
    Code: P0307000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pencycuron

    PESTANAL®, analytical standard
    Code:31118

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pendimethalin

    certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
    Code:89931

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pendimethalin solution

    100 μg/mL in methanol, PESTANAL®, analytical standard
    Code: 45892

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Penflufen

    PESTANAL®, analytical standard
    Code: 37049

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Penflufen

    PESTANAL®, analytical standard
    Code: 37049

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Penicillamine

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code: PHR2638

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Penicillamine

    European Pharmacopoeia (EP) Reference Standard
    Code: P0310000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Penicillamine disulfide

    European Pharmacopoeia (EP) Reference Standard
    Code: P0320000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Penicillin G Potassium

    Pharmaceutical Secondary Standard; Certified Reference Material
    Code:PHR2640

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Penicillin V potassium salt

    VETRANAL®, analytical standard
    Code:46616

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Penoxsulam

    PESTANAL®, analytical standard
    Code:32094

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pentachloroaniline

    PESTANAL®, analytical standard
    Code: 46012

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pentachlorobenzene

    PESTANAL®, analytical standard
    Code: 35886

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pentachlorobenzene

    certified reference material (for chromatographic applications), suitable for qNMR, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
    Code: 93074

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pentachloronitrobenzene solution

    certified reference material, 5000 μg/mL in methanol
    Code:40156

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pentachlorophenyl acetate

    PESTANAL®, analytical standard
    Code: 35550

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pentadecafluorooctanoic acid

    analytical standard
    Code:33824

    • Manufacturert: Merck
    • Trademark: Supelco
    Category:

    Pentadecafluorooctanoic acid solution

    100 μg/mL in methanol, analytical standard
    Code:33603

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pentadecanolide

    analytical standard
    Code: 41878

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pentamidine diisetionate

    European Pharmacopoeia (EP) Reference Standard
    Code: P0405000

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    pentanoic acid (valeric acid)

    pharmaceutical secondary standard, certified reference material
    Code: PHR3157

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pentazocine hydrochloride – reference spectrum

    European Pharmacopoeia (EP)
    Code: P0405510

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pentazocine solution

    1.0 mg/mL in methanol, ampule of 1 mL, certified reference material, Cerilliant®
    Code:P-073

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pentetate sodium calcium

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0001051

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pentetic acid

    United States Pharmacopeia (USP) Reference Standard

    Code:1505506

    • Manufacturert: Merck
    • Trademark: USP
    Category:

    Penthiopyrad

    PESTANAL®, analytical standard
    Code: 32064

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pentobarbital sodium

    CRS, European Pharmacopoeia (EP) Reference Standard

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pentobarbital solution

    1.0 mg/mL in methanol, ampule of 1 mL, certified reference material, Cerilliant®

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pentoxyverine impurity B

    European Pharmacopoeia (EP) Reference Standard
    Code: Y0000099

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Pentylbenzene

    analytical standard
    Code: 77078

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Peonidin 3-glucoside chloride

    phyproof® Reference Substance
    Code:PHL89754

    • Manufacturer: Merck
    • Trademark: Supelco
    Category:

    Peonidin 3-O-glucoside chloride

    analytical standard
    Code: 42008

    • Manufacturer: Merck
    • Trademark: Supelco
    Category: