Sourcing 1-Naphthol-8-sulfonic acid?
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Sourcing 1-Naphthol-8-sulfonic acid?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
1-Naphthol-8-sulfonic acid is an organic compound containing a naphthalene ring substituted with a hydroxyl group and a sulfonic acid group. It is used primarily as an intermediate in the production of dyes and pigments.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
The international HS code for 1-Naphthol-8-sulfonic acid (CAS 117-22-6) is 2908.99.
2908.99
2908 99 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
8-hydroxynaphthalene-1-sulfonic acid
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