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R142b REFRIGERANT

R142b Chlorodifluoroethane Refrigerant

Alias: HCFC-142b, 1-Chloro-1,1-difluoroethane | Formula: CH₃CClF₂ | CAS: 75-68-3

R142b (1-chloro-1,1-difluoroethane) is an HCFC controlled substance once used in blends and foam blowing. It now mainly serves existing equipment and specific transitional formulations.

ODP (Ozone Depletion)
0.065
GWP (Global Warming)
2310
Boiling Point (101.3 kPa)
-9.2 ℃
Safety Class
A2 (Low toxicity, Flammable)
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Physical & Chemical Properties

R142b Refrigerant Physical & Chemical Properties
Chemical NameR142b Chlorodifluoroethane Refrigerant
Molecular FormulaCH₃CClF₂
Molecular Weight100.50
Boiling Point (101.3 kPa)-9.2 ℃
Critical Temperature137.1 ℃
Critical Pressure4.06 MPa
ODP (Ozone Depletion Potential)0.065
GWP (Global Warming Potential)2310
ASHRAE Safety ClassA2 (Low toxicity, Flammable)

Key Features

  • 1Boiling point -9.2℃, can be a blend component
  • 2HCFC controlled substance with production phased down
  • 3Once used in foam blowing and transitional blends
  • 4Purity ≥99.9%

Applications

  • 1Existing-equipment service
  • 2Blend components
  • 3Specific foam blowing and aerosols
  • 4Transitional replacement formulations

Quality Specifications

R142b Refrigerant Quality Specifications
AppearanceColorless, transparent, free of turbidity
Purity≥ 99.9 %
Moisture≤ 10 ppm
Acidity (as HCl)≤ 1 ppm
Evaporation Residue≤ 0.01 %
Executing StandardCompliant with national and industry standards

Packaging

13.6 / 22.7 kgDisposable steel cylinder
200 kgRefillable steel cylinder

※ Packaging specs and labels can be customized; bulk orders can be delivered by tank truck.

Precautions

Safety Notice

R142b is an HCFC controlled and flammable substance. Use and recovery must follow Montreal Protocol quota management; new systems should choose low-GWP alternatives.

Storage & TransportStore in a cool, ventilated, explosion-proof warehouse away from fire and heat; temperature not above 52℃. Keep separated from oxidizers and acids. Inspect cylinders periodically and handle gently.

Frequently Asked Questions

What are the GWP and ODP values of R142b? Is it regulated?
R142b has a GWP of 2310 and an ODP of 0.065 (ASHRAE safety class A2 (Low toxicity, Flammable)). HCFC refrigerants are in the phase-out stage, with production and use under quota licensing.
Is R142b safe? What is its safety classification?
R142b is ASHRAE class A2 (Low toxicity, Flammable). R142b is an HCFC controlled and flammable substance. Full GHS classification, first-aid and firefighting measures are in the safety data sheet (SDS).
What is the purity of R142b, and which standard does it meet?
R142b is supplied at ≥ 99.9 % purity, meeting Compliant with national and industry standards. Each batch is tested by gas chromatography, and the batch report is available on request.
What packaging options are available for R142b?
Available packaging: 13.6 / 22.7 kg Disposable steel cylinder, 200 kg Refillable steel cylinder. Minimum order quantity and lead time — contact us for a quote.
How should R142b be stored and transported?
Store in a cool, ventilated, explosion-proof warehouse away from fire and heat; temperature not above 52℃. Keep separated from oxidizers and acids. Inspect cylinders periodically and handle gently. Full handling and storage requirements are in Section 7 of the safety data sheet (SDS).

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