</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Tris(2-chloroethyl) Phosphate (TCEP) from Japan

TCEP is a halogenated phosphoric triester used as a flame retardant in polyurethane foam and textiles despite regulatory scrutiny. HTS 2920.90.51.00 includes its halogenated derivatives of inorganic acid esters. Phased out in some uses but imported for industrial applications.

Duty Rate — Japan → United States

15%

Rate breakdown

9903.04.6211.3%Pharmaceuticals: patented pharma from JP/EU/KR/CH/LI — 15% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)

Import Tips

TSCA reporting required for suspected carcinogen; maintain 5-year retention records

Declare chlorine content precisely; affects halogenated derivative status