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

Vanadium Phosphate Flame Retardant from Japan

Intumescent flame retardant mixture of ammonium vanadate, polyphosphates, and melamine for polymer composites. HTS 3824.99.36.00 classification for inorganic vanadium mixtures in plastics. Forms protective char layer during combustion.

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

UL 94 flammability test results required; TSCA polymer additive notification

Char formation mechanism documentation

Pitfall: organic phosphate confusion

Vanadium Phosphate Flame Retardant from Japan — Import Duty Rate | HTS 3824.99.36.00