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Is Chrysoidine R vegan?

Chrysoidine R is a synthetic azo dye classified as Basic Orange 1 in the Colour Index, used as a biological stain and textile dye. It is a dark red to orange powder soluble in water and alcohol.

Classifications are made to the best of our knowledge based on available scientific and regulatory sources. We cannot guarantee the accuracy of every entry, errors in the sources we draw from can always occur. This tool also cannot account for cross-contamination, which depends entirely on individual suppliers and producers. If you believe a classification is incorrect, you can report an issue.