USP Niacin Granular 500mg from China
Directly compressible niacin granules USP grade, 500mg potency for tablet compression. Unmixed vitamin B3 under HTS 2936.29.16 designed for high-speed pharmaceutical tableting. Granulation improves flow without excipients.
Duty Rate — China → United States
0%
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
• Provide compressibility index and Hausner ratio data confirming pure API status
• Batch records must exclude binders/excipients >0.5% to maintain unmixed classification
• Pre-qualify with FDA via Type II DMF for expedited release