Calcium Diglutamate from Mexico
Calcium diglutamate is a calcium salt of glutamic acid, used in supplements and as a calcium source in fortified foods. It qualifies for HTS 2922.42.5000 under 'other' glutamic acid salts per chapter notes on inorganic salts of organic acids classified with the organic component.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6096.3%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Ensure compliance with FDA supplement labeling; provide calcium/glutamate ratio analysis
• Pitfall: incorrect declaration as a mixture if combined with vitamins