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

PCl3 for Flame Retardant Production from Canada

Phosphorus trichloride specifically manufactured for synthesizing organophosphorus flame retardants, falling squarely under HTS 2812.13.00.00 as a nonmetal chloride. Key intermediate in TDCPP and other retardant chemistries.

Duty Rate — Canada → United States

13.7%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada

Import Tips

Label as 'Flame retardant intermediate' but classify based on chemical identity, not end-use

Monitor REACH/SVHC status as some downstream products are regulated

Bulk imports require secondary containment due to moisture reactivity