DL-Methionine from Canada
DL-Methionine is a synthetic essential amino acid used primarily in animal feed formulations to supplement dietary protein. It falls under HTS 2922.49.80.00 as an amino acid with a single oxygen function (carboxyl group) and no additional kinds of oxygen functions. This classification applies to pure forms without complex ester or salt modifications beyond basic structure.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Verify purity certificates to confirm single oxygen function classification; ensure COA documents amino acid content over 98%; avoid misclassification as feed mixtures under Chapter 23