Pharmaceutical Grade Glycine USP from Mexico

Glycine (aminoacetic acid), USP grade, is a chemically defined organic compound used as an essential amino acid in pharmaceutical formulations and nutritional supplements. It falls under HTS 2922.49.43.00 as a pure amino acid with oxygen function, specifically glycine, meeting Chapter 29 note (a) for separate chemically defined compounds.

Duty Rate — Mexico → United States

14.2%

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

Import Tips

Verify USP certification and provide Certificate of Analysis (CoA) to confirm purity >99% for pharmaceutical use and avoid reclassification

Include lab test results showing it meets aminoacetic acid specs; common pitfall is mislabeling as a salt leading to different headings

Check FDA prior notice requirements for food/pharma additives; bulk packaging must specify 'not for direct retail sale'