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

o-Paraquat Dichloride Technical Grade 97% from China

o-Paraquat dichloride is a heterocyclic nitrogen compound containing an unfused pyridine ring, specifically classified under HTS 2933.39.23.00 as a herbicide pesticide. This technical grade formulation at 97% purity is used as the active ingredient in agricultural weed control products.

Duty Rate — China → United States

19%

Rate breakdown

9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Obtain EPA registration and import permit for pesticide active ingredients before shipment

Provide detailed chemical composition certificate and purity analysis to avoid reclassification

Ensure proper UN-approved packaging for toxic herbicides to prevent shipping delays