Methylcellulose Pharmaceutical Grade from Mexico
Pharmaceutical-grade methylcellulose, a cellulose ether derivative, supplied in primary form for tablet coatings and viscosifiers. HTS 3913.90.5000 covers this modified natural polymer.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide USP/NF compliance certificates; declare exact substitution degree per subheading notes; segregate from synthetic cellulose to prevent duty disputes