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The Refrigerant Reference Pages
are a sub-web courtesy of Refrigerant Supply Inc.
| R-503 Other names and brand names: CFC-503, Freon-503 Genetron-503, Forane-503 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-13 and R-23 | 75-46-7 and 75-72-9 | Colorless Pressurized liquid with slight ether like odor | Very 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 |
| 87.25 | -87.5 | -125.5 | 18.4 | 65.1 | 4.27 | 619 |
Toxicity & Global Warming Data
TLV-TWA |
Years of Atmospheric Lifetime |
Ozone Depletion Potential |
Global Warming Potential |
1,000 |
|
0.599 |
14300 |
Packaging Information
Packaged in |
Volumes available in pounds |
Color of Container |
Pressurized cylinders |
5, 9, 20, 80 |
Blue-green (aqua) |
Shipping Information
DOT Shipping Name |
Hazard Class |
UN/NA Number |
Packing Group |
Labels Required |
Chlorotrifluoromethane and trifluoromethane azeotropic mixture |
2.2 |
UN2599 |
|
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) |
39.0-41.0 |
1.5 |
10 |
0.50 |
0.01 |
pass |
1.0 |
pass |
Alternative Refrigerant Option for
R-13 Chillers
(Alternative will require retrofit and maybe new
equipment)
| Alternative | Composition | Manufacturers | Trade Names |
| HFC-23 | N/A | DuPont | SUVA 23 |
| R-508 | HFC-23 R-116 (C2F6) |
DuPont ICI Americas |
SUVA-95 KLEA 508 |
SUVA is a registered trade name for E. I.
DuPont
KLEA is a registered trade name for ICI Americas
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.