HCFC-124 Industrial Cleaning Solvent from Mexico
Technical grade monochlorotetrafluoroethane used for precision cleaning of electronic components and oxygen systems. This pure compound falls under HTS 2903.79.90.30 as a halogenated derivative with both chlorine and fluorine atoms in its acyclic structure.
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
• Certify oxygen compatibility per ASTM D2512; provide flash point and toxicity data per 29 CFR 1910.119; label per OSHA HazCom 2012 for fluorocarbon solvents