2-Naphthylamine-1-sulfonic Acid (Tobias Acid) from Japan
2-Naphthylamine-1-sulfonic Acid, also known as Tobias Acid, is a sulfonated derivative of 2-naphthylamine used primarily in the synthesis of reactive dyes for cotton textiles. As an aromatic monoamine derivative with a sulfonic acid group, it falls under tariff item 2921.45.00, which covers naphthylamine derivatives and their salts. The amine function is the principal characteristic, consistent with Chapter 29 classification rules.
Duty Rate — Japan → Canada
Import Tips
• Ensure the product is a separate chemically defined compound with no added substances that render it suitable for a specific use
• Declare the correct 8-digit tariff item 2921.45.00 and provide a certificate of analysis if requested by CBSA
• Verify whether the product is subject to any import controls under the Canadian Environmental Protection Act