7-Nitronaphth[1,2]oxadiazole-5-sulfonic acid from Mexico
A specific aromatic heterocyclic compound featuring a nitronaphthoxadiazole core with a sulfonic acid group, classified under HTS 2934.99.06.00 as one of the enumerated 'other heterocyclic compounds'. This chemically defined organic compound is used primarily as an intermediate in dye synthesis and pharmaceutical production due to its reactive functional groups.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide detailed chemical analysis certificates confirming the exact structure matches the HTS description to avoid reclassification
• Ensure proper hazardous material labeling as this compound may pose health risks during transport
• Verify purity levels (>98%) as impurities could trigger classification under general 'other' heterocyclic provisions