</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →
2921.43.90.20/2-Chloro-p-toluidine-5-sulfonic acid Technical Grade/Canada

2-Chloro-p-toluidine-5-sulfonic acid Technical Grade from Canada

Technical grade 2-Chloro-p-toluidine-5-sulfonic acid (CAS 88-51-7) with minor impurities, still qualifying as a separate chemically defined compound under Chapter 29 notes. Used in industrial dye synthesis, classified under the specific HTS 2921.43.90.20.

Duty Rate — Canada → United States

16.5%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Calculate with your customs valueVerify classification with AI

Import Tips

• Provide assay certificate showing principal component matches CAS 88-51-7; segregate from purer grades to avoid blending issues

• Ensure GHS-compliant labeling for corrosive sulfonic acid properties

2-Chloro-p-toluidine-5-sulfonic acid Technical Grade from Canada — Import Duty Rate | HTS 2921.43.90.20