L-Cysteine Hydrochloride Monohydrate from Canada
Despite being a salt, L-Cysteine Hydrochloride Monohydrate qualifies as an oxygen-function amino-acid under HTS 2922.49.4950 when not separately provided for. Used as a dough conditioner in baking and antioxidant in cosmetics.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.6095.8%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
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify monohydrate water content (8-12%) in CoA to match declared specifications
• GRAS affirmation letters speed FDA review for food contact applications
• Avoid 'pharmaceutical grade' claims unless DMF filed to prevent drug classification