Oxazole from Canada
Oxazole is a five-membered heterocyclic aromatic ring containing oxygen and nitrogen atoms. Classified under HTS 2934.99.90.01 as other heterocyclic compounds, it is used in pharmaceutical intermediates and agrochemicals.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Verify ring size and heteroatom positions via FTIR spectrum in supporting docs
• Declare as UN1262 liquid if shipped in flammable solution
• Avoid retail packaging which could trigger consumer chemical classification