TEMP
F
C

R23
 

-120
-84.4
4.0

-115
-81.7
0.3

-110
-78.9
2.9

-105
-76.1
5.8

-100
-73.3
9.0

-95
-70.6
12.7

-90
-67.8
16.7

-85
-65.0
21.3

-80
-62.2
26.3

-75
-59.4
31.8

-70
-56.7
37.9

-65
-53.9
44.6

-60
-51.1
52.0

-55
-48.3
60.0

-50
-45.6
68.7

-45
-42.8
78.1

-40
-40.0
88.3

-35
-37.2
99.4

-30
-34.4
111

-25
-31.7
124

-20
-28.9
138

Vapor Pressure-psig
In Vacuum inches in Hg