L-Methionine USP Grade from Canada
L-Methionine USP Grade is the natural levorotatory form of methionine, meeting United States Pharmacopeia standards for purity and use in medical and nutritional supplements. Classified under HTS 2930.40.00.00 as a separate chemically defined organo-sulfur compound.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide USP certificate of analysis and FDA compliance docs for pharma entry; label with batch number and expiration; avoid dust contamination during shipping to prevent purity disputes