DuPont Vertrel XF HCFC-142b Specialty Fluid from Germany
Vertrel XF is a high-purity HCFC-142b formulation (1-chloro-1,1-difluoroethane) used as precision cleaning solvent in electronics manufacturing. Classified under HTS 2903.74.01.00 when imported as ≥99% pure chemical compound. Distinguish from formulated solvent blends.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Pure Vertrel XF qualifies as Chapter 29; blends with co-solvents move to 3814.00
• Non-flammable certification required for air shipment under IATA regulations
• Verify no alcohol content (>0.1%) to avoid ester classification issues per Chapter notes