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R-502502
Other names and brand names: CFC-502, Freon-502 Genetron-502, Forane-502 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.
General Information
Chemical Formula |
CAS Registry # |
Color & Odor |
Refrigerant Applications |
Azeotropic Blend of R-22 and R-115 |
75-461-6 and 76-15-3 |
Colorless Pressurized liquid with slight ether like odor |
Medium and low temperature refrigeration |
Physical Data
Molecular Mass |
Boiling Point C° |
Boiling Point F° |
Critical Temperature C° |
Critical Temperature F° |
Critical Pressure MPa |
Critical Pressure psia |
111.63 |
-45.3 |
-49.5 |
80.7 |
177.3 |
4.02 |
583 |
Toxicity & Global Warming Data
TLV-TWA |
Years of Atmospheric Lifetime |
Ozone Depletion Potential |
Global Warming Potential |
1,000 |
|
0.221 |
6200 |
Packaging Information
Packaged in |
Volumes available in pounds |
Color of Container |
Pressurized cylinders |
30, 50, 125, 875, 1,750 |
Light purple (lavender) |
Shipping Information
DOT Shipping Name |
Hazard Class |
UN/NA Number |
Packing Group |
Labels Required |
Chlorodifluoromethane and chloropentafluoroethane azeotropic mixture |
2.2 |
UN1973 |
|
nonflammable gas |
ARI 700 Reclaim Standards
Allowable Comp. 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) |
44.8-52.8 47.2-55.2 |
1.5 |
10 |
0.50 |
0.01 |
pass |
1.0 |
pass |
Alternative Refrigerant Options for R-502
(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 |
R-402A |
HCFC-22 - 38%HFC-125 - 60%
R-290 (propane) - 2% |
DuPont |
SUVA HP-80 |
|
|
|
|
R-420B |
HCFC-22 - 60%HFC-152a - 38%
R-290 (propane) - 2% |
DuPont |
SUVA HP-81 |
|
|
|
|
R-404A |
HCFC-143a - 52%HFC-125 - 44%
HFC-134a - 4% |
DuPontElf Atochem |
SUVA HP-62FX-70 |
|
|
|
|
R-407A |
HFC-32 - 20%HFC-125 - 40%
HFC-134a - 40% |
ICI Americas |
KLEA 407A |
|
|
|
|
R-407B |
HFC-32 - 10%HFC-125 - 70%
HFC-134a |
ICI Americas |
KLEA 407B |
|
|
|
|
R-408A |
HFC-143a - 47%HCFC-22 - 46%
HFC-125 - 7% |
Elf Atochem |
FX-10 |
|
|
|
|
R-411A |
HCFC-22HFC-152A
Propylene |
GU/Greencool |
G2018A |
|
|
|
|
R-411B |
HCFC-22HFC-152a
Propylene |
GU/Greencool |
G2018B |
|
|
|
|
R-507 |
HFC-143a - 50%HFC-125 - 50% |
Allied Signal |
AZ-50 |
|
|
|
|
R-403B |
HCFC-22 - 56%R-218-perfluoropropane 39%
R-290 (propane) - 5% |
Rhone Poulenc |
Isceon-69L |
SUVA ia registered trade name for E. I. DuPont. Klea is a registered trade name for ICI Americas. AZ-50 is a registered trade name for Allied Signal. Isceon is a registered trade name for Rhone Poulenc. G2018A and G2018B are registered trade names for GU/Greencool. FX-10 and FX-70 are registered trade names for Elf Atochem.
منبع: refrigerant-supply
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