Vinbarbital from Japan
Vinbarbital is a methylated barbituric acid derivative with sedative properties. Its pyrimidine ring and malonylurea core make it classifiable under tariff item 2933.54.00.
Duty Rate — Japan → Canada
0%
Import Tips
• Ensure the product is a separate chemically defined compound
• Verify the controlled substance status
• Provide the chemical structure on customs documents to support the classification