1,1,1-Trichloro-2,2,2-trifluoroethane (CFC-113a) from Japan
CFC-113a is the isomer of CFC-113, featuring three Cl on carbon 1 and three F on carbon 2, fully perhalogenated per HTS 2903.77.00. This acyclic ethane derivative with exclusively F and Cl atoms was used in solvent applications. Chapter notes confirm classification of isomer mixtures under the same heading.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Validate isomer purity through GC-MS analysis certificates
• Comply with REACH if transshipping through EU
• Use stainless steel cylinders to prevent corrosion