Pyridine N-Oxide (CAS 694-59-7) from Canada
Pyridine N-oxide features the pyridine ring with oxygen bonded to the nitrogen atom, used as an intermediate in organic synthesis. The N-oxide maintains pyridine ring classification per heading scope. Covered by HTS 2933.31.00.00.
Duty Rate — Canada → United States
10%
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
• Oxidizing properties require Division 5.1 labeling
• Include synthetic route documentation for customs verification
• Store away from reducing agents per SDS requirements