3-Amino-1,2,4-triazole from Mexico
3-Amino-1,2,4-triazole is a heterocyclic compound with three nitrogen hetero-atoms in a five-membered ring, specifically classified under HTS 2933.99.85.00 as a chemically defined organic compound. It serves as a key intermediate in pharmaceutical and agrochemical synthesis.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.6096.3%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Provide detailed chemical purity certificates and SDS to verify it meets Chapter 29 definition as a separate chemically defined compound
• Ensure proper Hazard Class 6.1 labeling for toxic substances and comply with TSCA registration for US import
• Avoid misclassification by confirming it's not a formulated mixture exceeding Chapter 29 scope