Technical Grade Tobias Acid 99% from United States
Technical Grade Tobias Acid 99% is a high-purity technical grade of 2-naphthylamine-1-sulfonic acid used in industrial dye manufacturing. It is classified under tariff item 2921.45.00 as a separate chemically defined aromatic amine-sulfonic acid derivative. The product is supplied as an off-white powder.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the product is a separate chemically defined compound with no added substances for specific use
• Provide a technical data sheet and certificate of analysis to CBSA
• Check if the product is subject to any import controls under Canadian environmental regulations