Hellma® liquid calibration standards set

Application
Hellma® liquid calibration standards set for checking the photometric accuracy of spectrophotometers in accordance with European Pharmacopoeia (Ph. Eur.) and U.S. Pharmacopeia (USP) 857.
Features and Benefits
Accredited to DAkkS Deutsche Akkreditierungsstelle (National accreditation body for the Federal Republic of Germany)
Traceable to NIST (National Institute of Standards and Technology)
Assured Quality of the measurement results
Proven accuracy and reliability
General description
Consisting of :
20 mg Potassium dichromate in perchloric acid (667-UV20, wavelength 235; 257; 313; 350 nm)
40 mg Potassium dichromate in perchloric acid (667-UV40, wavelength 235; 257; 313; 350 nm)
60 mg Potassium dichromate in perchloric acid (667-UV60, wavelength 235; 257; 313; 350 nm)
80 mg Potassium dichromate in perchloric acid (667-UV80, wavelength 235; 257; 313; 350 nm)
100 mg Potassium dichromate in perchloric acid (667-UV100, wavelength 235; 257; 313; 350 nm)
Perchloric acid reference filter (667-UV14, wavelength 235; 257; 313; 350 nm)
Other Notes
The most current version of Hellma’s handling guidelines for calibration standards can be accessed on the Hellma Analytics web site.
Legal Information
Hellma is a registered trademark of Hellma GmbH