2-Mercaptobenzoic Acid from Canada
2-Mercaptobenzoic acid is used in dye synthesis and as a reagent in analytical chemistry. It falls under HTS 2930.90.49 as an aromatic organo-sulfur acid, consistent with heading 2930's scope for non-sulfonated S-C compounds.
Duty Rate — Canada → United States
14.2%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Aromatic compounds require CAS registry verification matching 49-49-3
• Ensure no nitro groups present (would shift to 2922 per chapter notes)