4-Chloro-3-nitrobenzoic anhydride from Mexico
Symmetric anhydride of 4-Chloro-3-nitrobenzoic acid for peptide coupling analogs. As a derivative of the specific acid, it classifies under HTS 2916.39.08.00 per heading scope for anhydrides. Reactive acylating agent.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Inert atmosphere packaging essential; very moisture-sensitive; small quantities due to cost