|
Properties |
R-410A |
R-427A |
R-407A |
R-407C |
R-134a |
R-404A |
R-507A |
R-22 |
R-408A |
R-409A |
R-123 |
|
Average Molecular Weight (g/mol) |
72.6 |
90.4 |
90.1 |
86.2 |
102.0 |
97.6 |
98.8 |
86.5 |
87.0 |
97.4 |
152.9 |
|
Normal Boiling Point (NBP) (°F) |
-61.9 |
-44.8 |
-49.0 |
-46.1 |
-14.9 |
-51.5 |
-52.8 |
-41.3 |
-47.9 |
-30.1 |
82.1 |
|
Latent Heat of Vaporization at NBP (BTU/lb) |
116.7 |
102.0 |
101.3 |
107.4 |
92.8 |
86.0 |
84.3 |
100.5 |
97.6 |
94.6 |
73.7 |
|
Critical Temp (°F) |
162.0 |
185.6 |
180.1 |
187.2 |
214.1 |
161.6 |
159.8 |
204.8 |
182.6 |
224.2 |
362.7 |
|
Critical Pressure (psia) |
717.9 |
637.1 |
654.9 |
670.1 |
590.3 |
539.5 |
539.5 |
722.3 |
629.5 |
667.2 |
532.9 |
|
Density of Saturated Vapor @ NBP (lb/ft3) |
0.26 |
0.30 |
0.30 |
0.29 |
0.33 |
0.34 |
0.34 |
0.29 |
0.30 |
0.31 |
0.40 |
|
Density of Saturated Liquid at 77°F (lb/ft3) |
66.3 |
71.9 |
71.5 |
71.1 |
75.3 |
65.2 |
65.0 |
74.5 |
66.3 |
75.9 |
91.3 |
|
Specific Heat of Saturated Vapor at NBP (BTU/lb °R) |
0.17 |
0.18 |
0.18 |
0.17 |
0.19 |
0.18 |
0.18 |
0.14 |
0.16 |
0.15 |
0.16 |
|
Specific Heat of Saturated Liquid at 77°F (BTU/lb °R) |
0.44 |
0.38 |
0.36 |
0.38 |
0.34 |
0.39 |
0.39 |
0.30 |
0.37 |
0.30 |
0.23 |
|
Ozone Depletion Potential (ODP) (CFC-11 = 1.0) |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0.055 |
0.026 |
0.05 |
0.02 |
|
ASHRAE Safety Group Classification |
A1 |
A1 |
A1 |
A1 |
A1 |
A1 |
A1 |
A1 |
A1 |
A1 |
B1 |
|
Occupational Exposure Limits (8 hr time/wt. Avg.) (ppm) |
1,000 |
1,000 |
1,000 |
1,000 |
1,000 |
1,000 |
1,000 |
1,000 |
1,000 |
1,000 |
50 |
|
Global Warming Potential (GWP) |
1,725 |
1,830 |
1,770 |
1,525 |
1,300 |
3,260 |
3,3OO |
1,500 |
2,650 |
1,290 |
90 |