Is Vat Blue 6 vegan?

Vat Blue 6

Vegan

Vat Blue 6 is a synthetic vat dye used for dyeing cellulosic textile fibres in blue shades. It is applied through a reduction-oxidation (vatting) process. It is a synthetic organic dye produced from non-animal precursors.

Also known as Blue K
CAS number 130-20-1
CI number CI 69825
Last reviewed 3 June 2026

Sources

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