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The Refrigerant Reference Pages
are a sub-web courtesy of Refrigerant Supply Inc.

 

R-503503
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. 


And

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 @ 25C

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
59.0-61.0

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. 

Refrigerant Supply Inc provides this information in its website as a free value to anyone who cares about environmental or chemical issues. The sources of this information could not be validated. This site is a compilation of information meant for casual reference only. Refrigerant Supply Inc. assumes no liability whatsoever for the accuracy or use of the information offered. It is hoped that this resource provides users with a heightened interest in such matters, stimulating independent research and review. Any matters which need professional attention may be brought to our attention via Email.

All rights reserved Refrigerant Supply Inc. 1999