2904.10.32.00/4-Ethylbenzenesulfonic Acid/Mexico

4-Ethylbenzenesulfonic Acid from Mexico

4-Ethylbenzenesulfonic acid features ethyl substitution on the aromatic sulfonate ring, qualifying for HTS 2904.10.32.00. Used in specialty surfactant synthesis.

Duty Rate — Mexico → United States

15.5%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

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Import Tips

• Rare isomer; provide synthetic route documentation

• Confirm single sulfo group via FTIR spectroscopy

• Small volume import; verify minimum order quantities