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R1234yf REFRIGERANT

R1234yf Tetrafluoropropene Refrigerant

Alias: HFO-1234yf, 2,3,3,3-Tetrafluoropropene | Formula: CF₃CF=CH₂ | CAS: 754-12-1

R1234yf (2,3,3,3-tetrafluoropropene) is a next-generation low-GWP mobile A/C refrigerant with a GWP of about 4. It is the mainstream replacement for R134a in passenger cars, light trucks and construction machinery A/C systems.

ODP (Ozone Depletion)
0
GWP (Global Warming)
4
Boiling Point (101.3 kPa)
-29.0 ℃
Safety Class
A2L (Low toxicity, Mildly flammable)
Reference Price Contact for quote
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Physical & Chemical Properties

R1234yf Refrigerant Physical & Chemical Properties
Chemical NameR1234yf Tetrafluoropropene Refrigerant
Molecular FormulaCF₃CF=CH₂
Molecular Weight114.04
Boiling Point (101.3 kPa)-29.0 ℃
Critical Temperature94.7 ℃
Critical Pressure3.38 MPa
ODP (Ozone Depletion Potential)0
GWP (Global Warming Potential)4
ASHRAE Safety ClassA2L (Low toxicity, Mildly flammable)

Key Features

  • 1GWP of only about 4, far below R134a, meeting global environmental regulations
  • 2Thermodynamic performance close to R134a, mainstream drop-in for car A/C
  • 3Mildly flammable (A2L); safe with dedicated compressors and system protection
  • 4Purity ≥99.9% with strict moisture and acidity control

Applications

  • 1Passenger car and SUV A/C systems
  • 2Light truck and construction machinery A/C
  • 3Bus and rail transit A/C (new models)
  • 4Mobile refrigeration and heat-pump units

Quality Specifications

R1234yf 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

5 / 10 kgDisposable steel cylinder
100 / 340 kgRefillable steel cylinder

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

Precautions

Safety Notice

R1234yf is an A2L mildly flammable fluid. Service and charging must be done by trained personnel using dedicated recovery equipment, in ventilated areas away from open flame and hot surfaces.

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

Frequently Asked Questions

What are the GWP and ODP values of R1234yf? Is it regulated?
R1234yf has a GWP of 4 and an ODP of 0 (ASHRAE safety class A2L (Low toxicity, Mildly flammable)). Filing and selection requirements follow the latest MEE rules — see our ODS/HFCs filing guide.
Is R1234yf safe? What is its safety classification?
R1234yf is ASHRAE class A2L (Low toxicity, Mildly flammable). R1234yf is an A2L mildly flammable fluid. Full GHS classification, first-aid and firefighting measures are in the safety data sheet (SDS).
What is the purity of R1234yf, and which standard does it meet?
R1234yf 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 R1234yf?
Available packaging: 5 / 10 kg Disposable steel cylinder, 100 / 340 kg Refillable steel cylinder. Minimum order quantity and lead time — contact us for a quote.
How should R1234yf 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. Inspect cylinders periodically and handle gently to avoid impact. Full handling and storage requirements are in Section 7 of the safety data sheet (SDS).

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