Calcium Hypophosphite from Canada
Calcium hypophosphite (Ca(H2PO2)2) is an inorganic salt used in pharmaceuticals and as a food additive for calcium supplementation. Classified under HTS 2835.10.00.00 as a phosphinate (hypophosphite) derived from an inorganic base. It provides a source of hypophosphite ions in various applications.
Duty Rate — Canada → United States
13.1%
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
• Obtain FDA prior notice for food/pharma use; label with exact CAS number (CAS 7789-79-7); avoid misclassification as phosphate (2835.25)