Pharma Grade Carboxymethylcellulose USP Powder from Canada
USP-compliant carboxymethylcellulose powder with minimum 90% CMC by weight, used in oral suspensions and eye drops. Primary form classification under HTS 3912.31.00.10 based on high polymer purity. Meets pharmacopeia standards for excipient use.
Duty Rate — Canada → United States
6.4%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Supply USP/EP certificates and DSC purity scans; FDA prior notice for pharma imports
• Avoid pitfall of labeling as 'finished drug excipient' triggering Chapter 30