p-Sulfobenzoic Acid Potassium Salt from Mexico
p-Sulfobenzoic acid potassium salt is an aromatic sulfonic acid derivative used as an intermediate in dye manufacturing and pharmaceutical synthesis. It is classified under the 'Other' tariff item as it is not specifically named in other items of the subheading.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the product is a pure salt and not a mixture
• Provide the CAS number and purity data to the CBSA
• Be aware of any restrictions on sulfonated compounds