Safety Reference
Danger
H290May be corrosive to metals
H302Harmful if swallowed
H312Harmful in contact with skin
H314
Sourcing Ethanesulfonic acid?
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Sourcing Ethanesulfonic acid?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
Ethanesulfonic acid is an alkanesulfonic acid in which the sulfo group is directly linked to an ethyl chain. It serves as a conjugate acid of ethanesulfonate and is used primarily as a reagent in chemical synthesis.
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 Ethanesulfonic acid (CAS 594-45-6) 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.
ethanesulfonic acid
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