Thiosalicylic Acid from Canada
Thiosalicylic acid (2-mercaptobenzoic acid) serves in pharmaceutical synthesis and rubber vulcanization. Classified in HTS 2930.90.49 as other organo-sulfur acids per direct S-C linkage requirement.
Duty Rate — Canada → United States
14.2%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Provide vulcanization accelerator declaration if rubber industry end-use
• Hazard class 8 (corrosive)—ensure proper IBC/UN packaging certification
• Avoid bulk shipments without anti-dusting stabilizer documentation