DuPont Vertrel XF HCFC-142b Specialty Fluid from China
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 — China → United States
38.7%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
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