Alimet Feed Grade DL-Hydroxy Methionine from China

Commercial feed-grade DL-2-hydroxy-4-methylthiobutyric acid, the hydroxy analogue of DL-methionine, classified as an organo-sulfur acid under 2930.90.46.00. Used in poultry and swine diets to replace methionine, meeting Chapter 29 requirements for separate chemically defined compounds.

Duty Rate — China → United States

35%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)

Import Tips

Include Certificate of Analysis showing >98% purity to avoid reclassification; register with FDA as animal food additive

Pitfall: inadequate labeling of sulfur content for hazmat shipping