Trisodium Phosphate Crystals from Mexico
Trisodium phosphate (TSP) in crystalline form is a chemically defined inorganic salt of phosphoric acid with three sodium ions, used primarily as a cleaning agent and degreaser. It falls under HTS 2835.29.30.00 as a trisodium phosphate, distinct from other phosphate salts like disodium or monosodium variants. This white, water-soluble powder is common in industrial cleaners and water treatment.
Duty Rate — Mexico → United States
12.2%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Verify purity and chemical definition per Chapter 28/29 notes to confirm trisodium composition; provide lab analysis certificates
• Ensure SDS and proper UN packaging for corrosive Class 8 substances to avoid CBP holds