Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335
Sourcing 4-Methylbenzenesulfonic acid?
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Sourcing 4-Methylbenzenesulfonic acid?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
4-Methylbenzenesulfonic acid is an organic compound that appears as a colorless to black solid and is odorless or nearly odorless. It is commonly used as an acid catalyst in chemical synthesis and in various industrial applications such as metal cleaning and electroplating.
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 4-Methylbenzenesulfonic acid (CAS 104-15-4) is 2904.10.
2904.10
2904 10 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
4-methylbenzenesulfonic acid
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