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The Refrigerant Reference Pages
are a sub-web courtesy of Refrigerant Supply Inc.
| R-12
Dichlorodifluoromethane Other names and brand names: CFC-12, Freon 12, Genetron 12, Forane 12 Freon is a registered trade name for E. I. DuPont. Genetron is a registered trade name for Allied Signal Corporation. Forane is a registered trade name for Elf Atochem |
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General Information
| Chemical Formula | CAS Registry # | Color & Odor | Refrigerant Applications |
| CCl2f2 | 75-71-8 | Colorless liquefied gas with slight etheral odor | Auto air conditioning, medium and high temperature refrigeration |
Physical Data
| Molecular Mass | Boiling Point C° | Boiling Point F° | Critical Temperature C° | Critical Temperature F° | Critical Pressure MPa | Critical Pressure psia |
| 120.91 | -29.8 | -21.6 | 112.0 | 233.6 | 4.41 | 600 |
Toxicity & Global Warming Data
TLV-TWA in ppm |
Years of Atmospheric Lifetime |
Ozone Depletion Potential |
Global Warming Potential |
1000 |
100 |
0.820 |
10680 |
Packaging Information
Packaged in |
Volumes available in pounds |
Color of Container |
Pressurized Cylinders |
30, 50, 145, 1,000, 2,000 |
White |
Shipping Information
DOT Shipping Name |
Hazard Class |
UN/NA Number |
Packing Group |
Labels Required |
Dichlorodifluoromethane |
2.2 |
UN1028 |
|
nonflammable gas |
ARI 700 Reclaim Standards
Isomer Content by weight |
Air and other non-condensables % by volume @ 25°C |
Water in ppm by weight |
All other impurities including refrigerants as % by weight |
Oil and other high boiling residues as % by volume |
Particulates/solids visually clean to pass |
Acidity as ppm by weight |
Chloride (pass/fail is 3 ppm) |
none |
1.5 |
10 |
0.50 |
0.01 |
pass |
1.0 |
pass |
Alternative Refrigerant Options
for R-12 Non-Automotive Applications
(Alternative will require retrofit and maybe new
equipment)
(These alternatives may or may not be officially approved by the various governmental
agencies)
| Alternative | Composition | Manufacturers | Trade Names |
| HFC-134a | N/A | Dupont Allied Signal Elf Atochem ICI Americas Others |
SUVA -134a Genetron 134a Forane 134a KLEA 134a R-134a |
| R-401a | HCFC-22 - 53% HFC-152A - 13% HCFC-124 - 34% |
DuPont | SUVA MP-39 |
| R-401b | HCFC-22 - 61% HFC-152A - 11% HCFC-124 - 28% |
DuPont | SUVA MP-66 |
| R-406a | HCFC-22 - 55% HCFC-142B - 41% Isobutane - 4% |
Monroe Air Tech | GHG, McCool |
| HCFC Blend Lambda | HCFC-22 HCFC-142B Isobutane |
Monroe Air Tech | GHG-HP |
| R-409a | HCFC-22 - 60% HCFC-124 - 25% HCFC-142B - 15% |
Elf Atochem | FX-56 |
| HCFC Blend Delta | HFC-134a HCFC-142b Proprietary Lubricant Additive |
Cool EZ | RB-276 |
| FR-12 | HFC-134a HCFC-124 R-600 (Butane) |
Intermagnetics | FRIGC FR-12 |
| HCFC Blend Alpha | HCFC-22 HCFC-142b |
Unknown | Unknown |
| R-405a | HCFC-22 - 45% HFC-152a - 7% HCFC-142b - 5.5% Cycloperfluorobutane - 42.5% |
GU/Greencool | G2015 |
| Hydrocarbon Blend A | R-209 (propane) R-600 (butane) |
OZ Technologies | OZ-12 |
| Hydrocarbon Blend B | Hydrocarbons | OZ Technologies | HC-12a |
R-12 Alternatives for Automotive Applications
| Alternative | Composition | Manufacturers | Trade Names |
| HFC-134a | N/A | DuPont Allied Signal Elf Atochem ICI Americas Others |
SUVA -134a Genetron 134a Forane 134a KLEA 134a R-134a |
| R-406a | HCFC-22 - 55% HCFC-142B - 41% Isobutane - 4% |
Monroe Air Tech | GHG, McCool |
| FR-12 | HFC-134a HCFC-124 R-600 (Butane) |
Intermagnetics | FRIGC FR-12 |
R-406a |
HCFC-22 - 55% HCFC-142B - 41% Isobutane - 4% |
Monroe Air Tech |
GHG, McCool |
|
|
|
|
HCFC Blend Lambda |
HCFC-22 HCFC-142B Isobutane |
Monroe Air Tech |
GHG-HP |
|
|
|
|
HCFC Blend Delta |
HFC-134a HCFC-142b Proprietary Lubricant Additive |
Cool EZ |
RB-276 |
|
|
|
|
Hydrocarbon Blend A |
R-209 (propane) R-600 (butane) |
OZ Technologies |
OZ-12 |
|
|
|
|
Hydrocarbon Blend B |
Hydrocarbons |
OZ Technologies |
HC-12a |
|
|
|
|
R-401C |
HCFC-22 - 33% HCFC-152a - 15% HCFC-124 - 52% |
DuPont |
SUVA MP-52 |
|
|
|
|
HCFC Blend Xi |
HCFC-22 HCFC-142b HCFC-124 Isobutane |
Monroe Air Tech |
GHG-X4, Autofrost, Chill-It |
|
|
|
|
HCFC Blend Omicron |
HCFC-22 HCFC-142b HCFC-124 Isobutane |
Icor |
Hot Shot, Car Kool |
|
|
|
|
Blend Zeta |
HFC-152a CF3I |
Ikon Corp. |
Ikon 12C |
|
|
|
|
ADAK-12 |
Proprietary |
TACIP International |
ADAK-12 |
Freon and SUVA are registered trade names for E. I. DuPont. Genetron is a registered trade name for Allied Signal Corporation. Forane and FX-56 are registered trade names for Elf Atochem. Klea is a registered trade name for ICI Americas. GHG, McCool Auto Frost, and Chill-It are registered trade names for Monroe Air Tech. RB-276 is a registered trade name for Cool EZ. FRIGC is a registered trade name for Intermagnetics. Hot Shot, and Car Kool are registered trade names for Icor. ADAK is a registered trade name for TACIP International. OZ-12 and HC-12a are registered trade names for OZ Technologies.
THE DATA PRESENTED
ON THIS DATASHEET HAS BEEN COLLATED FROM A NUMBER OF SOURCES. THE DATA HAS NOT BEEN
VALIDATED. USE THIS DATA AT YOUR OWN DISCRETION - REFRIGERANT SUPPLY INC. DOES NOT
GUARANTEE ITS ACCURACY, OR ITS APPLICABILITY TO ANY PURPOSE.