Adenosine Triphosphate (ATP) Disodium Salt from China
ATP disodium salt is a chemically defined nucleic acid derivative essential for energy transfer in biochemical reactions. It falls under HTS 2934.99.39.00 as an aromatic heterocyclic compound listed in additional U.S. note 3 to section VI, specifically among nucleotide derivatives.
Duty Rate — China → United States
112.5%
Rate breakdown
9903.04.6093.5%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
• Verify chemical purity certificates (≥98%) and provide SDS for customs clearance
• Ensure proper temperature-controlled shipping to maintain stability during transit
• Include end-use declaration for research vs. commercial to avoid misclassification