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HCFC-124 (1-Chloro-1,2,2,2-tetrafluoroethane)


Synonyms: 1-Chloro-1,2,2,2-tetrafluoroethane (IUPAC); 2-Chloro-1,1,1,2-tetrafluoroethane; Freon 124;  chlorotetrafluoroethane; R-124; HCFC124
CAS No.: 2837-89-0   EC No.: 220-629-6
Molecular Weight:  136.48
Molecular Formula: C2HClF4
Structural Formula:
b.p. (1 atm): -10.95°C
Critical T.: 122.25°C
Critical P.: 3.613mPa
Critical density.: 0.565g/cm3
ODP: 0.02
GWP: 0.10
Appearance: colorless and odorless gas


HCFC-124 can be made by fluoridation reaction of HCFC-123 and HF


1) HCFC-124 is mainly used as a component of azeotropic blend refrigerant such as R40 (with % HCFC-124), replacement for CFC-114
2) Fire extinguishing agent


Items Specification
HCFC-124 purity 99.8% min.
Moisture 10 mg/kg max.
Acidity 1 mg/kg max.
Evaporation residue 0.01% max.

Standard Packaging

400kgs net/welded steel cylinder; ISO Tank
Filling ratio 0.9

Packaging photo coming soon

Risks and Safety Information

HCFC-124 is regulated by UN as hazardous substance
Non-flammable gas
Class 2.2
PG unknown
For more information, please see MSDS

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