Folic Acid EP Grade Crystals from China
European Pharmacopoeia-grade folic acid crystals used in pharmaceutical manufacturing and nutritional supplements. Falls under HTS 2936.29.10.00 as synthetic folic acid, unmixed, qualifying as a vitamin derivative. Typically 99% purity with characteristic yellow-orange crystalline structure.
Duty Rate — China → United States
100%
Rate breakdown
9903.04.60100%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
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Submit EP Certificate of Analysis and HPLC purity certificate to confirm identity as unmixed folic acid per chapter notes
• Ensure packaging prevents moisture absorption which can affect assay results during customs inspection
• Declare exact CAS number 59-30-3 and molecular formula C19H19N7O6 to avoid reclassification disputes