3,6-Dihydroxy-2,7-naphthalenedisulfonic acid sodium salt from Mexico
3,6-Dihydroxy-2,7-naphthalenedisulfonic acid sodium salt is the sodium salt form of this specific naphthalenedisulfonic acid. It is a separate chemically defined organic compound and a sulfonated derivative of phenol-alcohols. It falls under tariff item 2908.99.00 as a sulphonated derivative of phenols or phenol-alcohols.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the salt form is clearly identified on the commercial invoice
• Verify that the product is not mixed with other isomers or compounds that could affect classification
• Consult the CBSA's tariff classification advice for guidance on salts of organic compounds