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
15.2%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Submit DMF (Drug Master File) for pharma grades; confirm copolymer ratios <5% non-cellulose; use ventilated containers to maintain low humidity