Is Acid Blue AS vegan?

Acid Blue AS

Vegan

Acid Blue AS (CI 62055) is a synthetic anthraquinone acid dye used for dyeing wool, polyamide, and silk fibres. It is also known as Acid Blue 25 and Weak Acid Blue. It is a fully synthetic compound with no animal-derived components.

Also known as Acid Blue 25, Weak Acid Blue
CAS number 6408-78-2
CI number CI 62055
Last reviewed 3 June 2026

Sources

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