Hydroxypropyl Methylcellulose Pellets from Canada
Hydroxypropyl methylcellulose (HPMC) pellets serve as controlled-release agents in pharmaceuticals, a cellulose ether with mixed substituents. Falls under 3912.90.00.90 per subheading note (a)(4) based on predominant cellulose content.
Duty Rate — Canada → United States
5.2%
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
• Submit DMF (Drug Master File) for pharma grades; confirm copolymer ratios <5% non-cellulose; use ventilated containers to maintain low humidity