</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →
2835.29.20.00/Triammonium Phosphate 99% Pure/Mexico

Triammonium Phosphate 99% Pure from Mexico

99% purity triammonium phosphate for water treatment pH adjustment and corrosion inhibition. Classifies under HTS 2835.29.20.00 per Chapter 28 definitions for inorganic ammonium phosphates. Chemically defined compound.

Duty Rate — Mexico → United States

11.5%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Calculate with your customs valueVerify classification with AI

Import Tips

• Water treatment end-use declaration helps with EPA registration under TSCA

• Test for orthophosphate content – impurities can shift classification

• Drum packaging standard; verify UN numbering for phosphate salts

Triammonium Phosphate 99% Pure from Mexico — Import Duty Rate | HTS 2835.29.20.00