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2-Methyl-4-isothiazolin-3-one (MIT) from Japan

Methyl-substituted isothiazolinone listed specifically under HTS 2934.10.70.00, containing unfused thiazole ring. Common preservative in cosmetics, water treatment, and household products. Classifies as pure heterocyclic compound per Chapter 29 scope.

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

Supply purity certificates (>98% typical) to distinguish from technical grade mixtures

Include REACH/ TSCA documentation for regulatory compliance in chemical notifications

Label containers with GHS hazard pictograms required for thiazole-based sensitizers