</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →
2931.90.90.40/Arsinic Acid, Dodecyl-, Sodium Salt/Japan

Arsinic Acid, Dodecyl-, Sodium Salt from Japan

This sodium salt of dodecylarsinic acid has a long alkyl chain bound to arsenic with acid/salt functions. As an organo-inorganic salt, it fits HTS 2931.90.90.40 under Chapter 29 note (C)(1) classifying salts with the organic compound. Used as surfactant or antimicrobial.

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%
Calculate with your customs valueVerify classification with AI

Import Tips

• Specify counterion in documentation for salt classification; test for solubility limits per Chapter 29 solvent notes

• EPA review for antimicrobial claims

Arsinic Acid, Dodecyl-, Sodium Salt from Japan — Import Duty Rate | HTS 2931.90.90.40