Is Acid Black 52 vegan?
Acid Black 52
Acid Black 52 is a synthetic azo dye used to colour textile fibres such as wool, silk, and polyamide. It is assigned the Colour Index number CI 15711 and is a fully synthetic compound with no animal-derived components.
| Also known as | Chromium, 3-hydroxy-4-[(2-hydroxy-1-naphthalenyl)azo]-7-nitro-1-naphthalenesulphonic acid complex (CI 15711), CI 15711 dye |
|---|---|
| INCI name | Acid Black 52 |
| CAS number | 5610-64-0 |
| EC number | 227-029-3 |
| CI number | CI 15711 |
| CosIng ID | 31608 |
| Last verified | 5 September 2026 |
An ingredient is considered vegan if it contains no animal-derived components at any point in its production.
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