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Is Sodium Naphthol Sulfonate vegetarian?

Sodium Naphthol Sulfonate

Vegetarian Vegetarian
Vegan Vegan

Sodium Naphthol Sulfonate is a synthetic organic sodium salt derived from naphthalene, used as a chemical intermediate.

Also known as 1-Naphthalenesulfonic Acid, 4-Hydroxy-, Monosodium Salt
INCI name Sodium Naphthol Sulfonate
CAS number 84-86-6
EC number 228-050-0
CosIng ID 59378
Last reviewed 4 July 2026

An ingredient is considered vegetarian if it avoids components derived from killing an animal.

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