Benzenesulfonic Acid from Japan
Benzenesulfonic acid is the simplest aromatic sulfonic acid obtained by sulfonation of benzene, containing only sulfo groups. It falls under HTS 2904.10.37.00 as an other aromatic sulfonated hydrocarbon derivative. Used in manufacturing detergents, dyes, and pharmaceuticals.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Confirm 99%+ purity; impurities may require classification as mixtures under 3824
• Label clearly as 'corrosive' per DOT regulations; affects transportation and customs documentation
• Distinguish from naphthalene sulfonic acids which classify under different subheading