4-Chloro-3-nitrobenzoic anhydride from Canada
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 — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Inert atmosphere packaging essential; very moisture-sensitive; small quantities due to cost