DL-Methionine from Canada
DL-Methionine is a synthetic racemic amino acid with a thioether side chain but classified here due to its amino-carboxylic acid structure under HTS 2922.49.4950. Primarily used as an essential amino acid supplement in animal feed and human nutrition.
Duty Rate — Canada → United States
14.2%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include AAFCO certification for animal feed grade to meet agricultural import requirements
• Declare exact DL vs L-form ratio as racemic forms have different bioavailability claims
• Ensure sulfur content <0.5% impurities to avoid hazardous material declarations