Riboflavin 5'-Phosphate Sodium from China
The phosphorylated derivative of Riboflavin (Vitamin B2), used primarily as a vitamin in pharmaceutical injections and eye drops. Classified under HTS 2936.23.00.00 as a Vitamin B2 derivative meeting chapter requirements for chemically defined organic compounds used as vitamins. Essential for medical applications requiring water-soluble form.
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
• Provide stability data and salt content verification for customs; obtain prior FDA notice for pharmaceutical imports; avoid pitfalls by confirming it's not pre-formulated into Chapter 30 medicaments