Thiamine Allyl Disulfide from China
Thiamine allyl disulfide (TAD) is a lipophilic derivative of vitamin B1 that occurs naturally in garlic and is used in nutritional supplements. Despite its organo-sulfur structure, it functions primarily as a vitamin B1 derivative. It is classified under tariff item 2936.22.00.
Duty Rate — China → Canada
0%
Import Tips
• Document the product's primary use as a vitamin supplement to justify classification under this tariff item
• Ensure the product meets Canadian food and drug regulations for supplements
• Have a Certificate of Analysis to confirm the chemical structure and purity