L-Methionine USP Grade from United States
L-Methionine USP Grade is the natural levorotatory form of methionine, meeting pharmacopeial standards for purity and use in medical and nutritional supplements. It is classified under tariff item 2930.40.00 as a separate chemically defined organo-sulphur compound.
Duty Rate — United States → Canada
0%
Import Tips
• Maintain documentation proving USP grade compliance, including certificates of analysis
• Be aware that if the product is put up in measured doses for retail sale, it may fall under heading 30.04 instead