L-Cysteine from Canada
L-Cysteine free base amino acid used in bakery dough conditioning and antioxidant supplements. HTS 2922.49.49 as oxygen-function amino acid with thiol group. Pharmaceutical and food processing applications.
Duty Rate — Canada → United States
14.2%
Rate breakdown
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
• GRAS status but declare oxidation state (free thiol vs disulfide)
• Odoriferous addition allowed per note (g); document safety purpose