Gamma Acid (6-Amino-1-naphthol-3-sulfonic acid salt) from Germany
Gamma Acid (6-amino-1-naphthol-3-sulfonic acid) and its salts are aminohydroxynaphthalenesulphonic acids used in the naphthol AS dye series. They are separate chemically defined compounds or salts, falling under tariff item 2922.21.00.
Duty Rate — Germany → Canada
0%
Import Tips
• Classify the free acid and its salts under the same tariff item; ensure the salt is stoichiometrically correct
• Provide a safety data sheet (SDS) as the product may be hazardous
• Check with the CBSA for any import restrictions on dye intermediates