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Trimethylolpropane (TMP) from Japan

Trimethylolpropane is a triol used in polyurethane production, lubricants, and radiation-curing resins. HTS 2905.49.10.00 covers this acyclic polyhydric alcohol as it contains three primary hydroxyl groups and qualifies as chemically defined.

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

Include NMR spectrum confirming three -CH2OH groups for classification verification

Ensure <0.1% water content; aqueous solutions may fall to 3824 per chapter note limitations