Technical Grade o-Toluenesulfonamide 98% from Canada
Technical grade o-Toluenesulfonamide at 98% purity, containing minor isomers as impurities, used in industrial plasticizer production for PVC flooring. Classified under HTS 2935.90.1500 as it remains a separate chemically defined sulfonamide per Chapter 29 note (a), despite minor impurities. Key intermediate for synthetic resins and coatings.
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
• Provide assay report confirming sulfonamide content >97% to avoid reclassification as 'other organic compounds' in 2934
• Classify based on principal use documentation; include end-user letters if challenged by CBP