Thiamine Propyl Disulfide from Japan
Thiamine propyl disulfide (TPD) is a derivative of vitamin B1 with improved bioavailability for oral supplements. It is used in nutritional fortification and is stable in tablet matrices. This product is classified under tariff item 2936.22.00 as a synthetic vitamin B1 derivative.
Duty Rate — Japan → Canada
0%
Import Tips
• Document the product's use in nutritional supplements to support classification
• Ensure the product meets Canadian supplement regulations
• Have a Certificate of Analysis to confirm the chemical structure and purity