To check the product quality of yellowish to almost colorless liquids, 37 comparative solutions of the EP color number have been specially developed. These are used to determine the color quality of various liquid pharmaceutical products, concentrated liquid proteins or other liquids that may have a yellow coloration due to their starting materials or during the manufacturing process. The determined color value is an important indicator for the aging or the effectiveness of medicinal substances.
Kategorien: Colorimetry
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