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Triethyl Phosphate (TEP) from Japan

Triethyl phosphate acts as a solvent, plasticizer, and catalyst in resins and pharmaceuticals. Under HTS 2919.90.50, it is an 'other' phosphoric ester meeting Chapter 29(a) for chemically defined organic compounds. No halogenation or other modifications place it here distinctly.

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

Provide GC-MS purity certificate; distinguish from ethyl phosphate salts which follow acid heading

For pharma intermediates, include intended use declaration to prevent Chapter 30 shift