DuPont Vertrel XF HCFC-142b Specialty Fluid
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.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If when containing >2% non-volatile matter as formulated solvent
Organic composite solvents with additives classified in 3814, not pure halogenated compounds.
If for other HCFC isomers like HCFC-141b
Each specific HCFC compound has dedicated subheading based on chemical structure.
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Import Tips & Compliance
• 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
Related Products under HTS 2903.74.01.00
HCFC-142b Refrigerant Gas
Chlorodifluoroethane (HCFC-142b) is a hydrochlorofluorocarbon used primarily as a refrigerant in commercial cooling systems and foam blowing agent. It falls under HTS 2903.74.01.00 as a halogenated derivative of acyclic hydrocarbons containing chlorine and fluorine. This specific chemical compound matches the chapter's definition for separate chemically defined organic compounds with multiple halogens.
1-Chloro-1,1-Difluoroethane (HCFC-142b) Technical Grade
Technical grade HCFC-142b (CAS 75-68-3) is a high-purity chlorodifluoroethane used in industrial refrigeration and polyurethane foam production. Classified under HTS 2903.74.01.00 due to its chemical structure as an acyclic hydrocarbon with chlorine and fluorine halogens. Meets Chapter 29 criteria for separate chemically defined organic compounds.
Chlorodifluoroethane HCFC-142b for Foam Blowing
HCFC-142b in 100 lb recovery cylinders for use as auxiliary foam blowing agent in polystyrene and polyurethane insulation. Falls under HTS 2903.74.01.00 as a pure halogenated derivative of acyclic ethane per Chapter 29 note (a). Not classifiable as Chapter 39 plastic additive.
HCFC-142b 99.99% Electronic Grade
Ultra-high purity chlorodifluoroethane (HCFC-142b) for cleaning precision electronic components and carrier fluid in vapor degreasing. HTS 2903.74.01.00 classification as chemically defined acyclic halogenated hydrocarbon. Purity level prevents mixture classification.
HCFC-142 Refrigerant Blend Component
Pure HCFC-142 (chlorodifluoroethane) supplied for blending into R-401A/R-406A refrigerant mixtures for air conditioning systems. HTS 2903.74.01.00 applies as it's a chemically defined acyclic halogenated hydrocarbon with two different halogens. Excluded from Chapter 38 as it's not a finished mixture.