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

4-Chlorobenzoic Acid 99% Pure from Canada

High-purity 4-Chlorobenzoic acid (99%) is a key reagent in organic synthesis, specifically named and classified under HTS 2916.39.16.00 due to its aromatic structure and para-chlorine substitution. Commonly supplied in 25kg drums for lab and industrial use.

Duty Rate — Canada → United States

16.5%

Rate breakdown

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

Import Tips

Include lot-specific CoA with assay results for CBP verification; declare as 'not for medicinal use' unless certified; watch REACH compliance for EU-origin goods