COD Calibration Standard

Manufacturer: Merck
Trademark:Supelco

Hãng sản xuất: Merck

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Category: Standard Chemical Brand: Supelco

Description
Additional information

Application
This CRM is intended for the calibration and validation of analytical instruments used to measure chemical oxygen demand (COD).
Features and Benefits
Verified and qualified in an ISO/IEC 17025 and ISO 17034 accredited laboratory
Traceable to the SI and higher order standards from NIST
Assigned value based on a purity determination by mass balance and gravimetrically prepared value
Homogeneity assessed in accordance with ISO Guide 35
Available in 500 mL high-density polyethylene bottle to assure safe delivery
Accompanied with a certificate of analysis (CoA) having information on the expiry date for an effective audit
Prepared using deionized water as a solvent
General description
This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis.

Hãng sản xuất	Merck

COD Calibration Standard

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