Sulfanilic Acid from China
Sulfanilic Acid (4-aminobenzenesulfonic acid) is a white crystalline powder used as an intermediate in dye and pharmaceutical manufacturing. It is a chemically defined aromatic monoamine with a sulfo group, classified under tariff item 2921.42.00.
Duty Rate — China → Canada
0%
Import Tips
• Classify the product based on its chemical identity as 4-aminobenzenesulfonic acid and ensure purity meets the declared grade
• Keep a technical data sheet available for CBSA verification
• If the product is diluted in a solvent, confirm the solvent is solely for safety or transport per Chapter 29 note (e)