Sustained Release Glucosamine Matrix from China
Glucosamine salt embedded in HPMC matrix for 12-hour release, classified under 2932.99.90.10 as pure chemical compound. For advanced delivery systems.
Duty Rate — China → United States
112.5%
Rate breakdown
9903.04.6096.3%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
Import Tips
• USP Apparatus 1/100 rpm dissolution method validation
• F2 similarity factor >50 specification required
• Matrix integrity testing during 6-month stability