Bayer's Acid Salt (1-Naphthylamine-4-sulfonic Acid Sodium Salt) from Mexico
Bayer's Acid Salt (1-Naphthylamine-4-sulfonic Acid Sodium Salt) is a chemically defined organic compound used as an intermediate in the production of direct and reactive dyes. Its aminohydroxynaphthalenesulfonic acid structure places it under tariff item 2922.21.00, which covers such acids and their salts. The sodium salt form is included as a salt of the acid.
Duty Rate — Mexico → Canada
Import Tips
• Ensure the product is a separate chemically defined compound with no added substances that render it suitable for a specific use, as per Chapter 29 Note 1
• Declare the correct 8-digit tariff item 2922.21.00 and be prepared to provide a certificate of analysis to confirm its chemical identity
• Check if the product qualifies for duty-free treatment under a free trade agreement by providing a valid certificate of origin