Pharmaceutical-Grade tert-Butylhydroquinone from United States
Pharmaceutical-grade TBHQ is a USP-compliant polyphenolic antioxidant used in drug formulations to protect active ingredients from oxidation. As a chemically defined polyphenol, it is classified under tariff item 2907.29.00. The product is used in topical creams and injectables.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the product complies with Health Canada's Good Manufacturing Practices (GMP) for pharmaceutical excipients
• Provide a certificate of analysis showing USP compliance
• Verify if the product requires a Drug Establishment Licence (DEL) for importation