Cyanuric Chloride from Mexico
Cyanuric chloride is a chemically defined heterocyclic compound containing an unfused triazine ring with three chlorine atoms attached, classified under HTS 2933.69.60.10 as a specific triazine derivative. It serves as a key intermediate in organic synthesis for dyes, pharmaceuticals, and agrochemicals, fitting chapter 29 note (a) for separate chemically defined organic compounds.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.6096.5%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 CAS number (108-77-0) documentation to verify identity; ensure packaging complies with UN 2670 hazardous material regulations for corrosive solids; avoid misclassification by confirming triazine structure via SDS