4-Pyridoxic Acid Lactone from China
4-Pyridoxic Acid Lactone is a stable derivative of vitamin B6, formed as a metabolite of pyridoxine. It is classified under this tariff item as a derivative of vitamin B6 used primarily as a vitamin in research and analytical applications.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the product is clearly labeled as a vitamin B6 derivative for customs classification
• Provide a certificate of analysis to confirm its chemical identity and purity
• Verify if any import permits are required for research or analytical use