The kit contains set of brown(92936), yellow (83967), red (95872), greenish-yellow (90269), and brownish-yellow (72666) colour reference standards. The solutions are produced from three primary metal salt solutions of ferric(III) chloride, cobalt(II) chloride, and copper(II) sulfate pentahydrate, in accordance with chapter 2.2.2 ′Degree of colouration of liquids′ of the European Pharmacopoeia (Ph. Eur.).

• Ready-to-use solutions
• Prepared and qualified in accordance with Ph. Eur.
• Available in tamper-evident 10 ml ampoules
• Expiry dated on the label with a limited shelf life
• Accompanied with a detailed certificate of analysis for an effective quality management system

They are used as calibration and/or quality control standards to measure the degree of coloration of liquids in the brown-yellow-red colour range.

This is a set of the following color reference solutions sets according to PhEur:

Color Reference Solutions B acc. to PhEur - 10×10 ml ampoules
Color Reference Solutions BY acc. to PhEur - 8×10 ml ampoules
Color Reference Solutions Y acc. to PhEur - 8×10 ml ampoules
Color Reference Solutions GY acc. to PhEur - 8×10 ml ampoules
Color Reference Solutions R acc. to PhEur - 8×10 ml ampoules