TEMP
F
C

R503
 

-120
-84.4
3.1

-115
-81.7
6.0

-110
-78.9
9.3

-105
-76.1
12.9

-100
-73.3
16.9

-95
-70.6
21.4

-90
-67.8
26.3

-85
-65.0
31.8

-80
-62.2
37.7

-75
-59.4
44.2

-70
-56.7
51.3

-65
-53.9
59.0

-60
-51.1
67.3

-55
-48.3
76.4

-50
-45.6
86.1

-45
-42.8
96.6

-40
-40.0
108

-35
-37.2
120

-30
-34.4
133

-25
-31.7
147

-20
-28.9
161

Vapor Pressure-psig
In Vacuum inches in Hg