Pharmaceutical Grade Cholestyramine Resin from Canada
High-purity Cholestyramine resin USP, cross-linked polyvinylbenzyltrimethylammonium chloride, supplied as fine powder for compounding into lipid-lowering medications. HTS 3914.00.20.00 applies as it meets the precise polymer definition in primary (unprocessed) form.
Duty Rate — Canada → United States
10%
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 Drug Master File (DMF) reference if available; declare 'for pharmaceutical use only' to avoid cosmetic classification; test for heavy metals and microbial limits per USP monograph