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General description
The kit contains a set of seven cuvettes containing greenish yellow (identified sequentially from GY1 to GY7) color reference standards and 3 empty sample cells. The solutions are produced from 3 primary metal salt solutions of ferric(III) chloride, cobalt(II) chloride, and copper(II) sulfate, in accordance with chapter 2.2.2 ′Degree of colouration of liquids′ of the European Pharmacopoeia (Ph. Eur.).
In our effort to be more sustainable, we′re going digital with COAs-download them directly from our website. Download your certificate at https://www.sigmaaldrich.com/US/en/documents-search to view certified values, including uncertainty and expiry date.
Application
The color reference standards are used as calibration and/or quality control standards to measure the degree of coloration of solutions according to Ph. Eur. Method 1.
Features and Benefits
Ready-to-use solutions
Prepared and qualified in accordance with Ph. Eur.
Stable solutions with a shelf life of 3 years
Accompanied with a detailed certificate of analysis for an effective quality management system
Legal Information
CERTIPUR is a registered trademark of Merck KGaA, Darmstadt, Germany
