H Acid Monopotassium Salt from Mexico
H Acid Monopotassium Salt is the monopotassium salt of 4-amino-5-hydroxy-2,7-naphthalenedisulfonic acid. As a salt of an aminohydroxynaphthalenesulphonic acid, it falls under tariff item 2922.21.00, with classification following the organic compound per chapter note 5(C)(1).
Duty Rate — Mexico → Canada
0%
Import Tips
• Confirm the salt form and purity; provide the CAS number and structural formula
• Check if the product is listed on the Domestic Substances List (DSL) for compliance with Canadian regulations
• Ensure proper labeling for transport as a chemical intermediate