TEMP
F
C

R401B
LIQUID
VAPOR

-40
-40.0
6.5
11.8

-35
-37.2
3.3
9.1

-30
-34.4
0.2
6.1

-25
-31.7
2.1
2.8

-20
-28.9
4.3
0.5

-15
-26.1
6.6
2.5

-10
-23.3
9.2
4.7

-5
-20.6
12.0
7.1

0
-17.8
15.1
9.7

5
-15.0
18.4
12.6

10
-12.2
22.0
15.8

15
-9.4
25.9
19.2

20
-6.7
30.1
23.0

25
-3.9
34.6
27.0

30
-1.1
39.5
31.4

35
1.7
44.8
36.1

40
4.4
50.4
41.1

45
7.2
56.4
46.6

50
10.0
62.8
52.4

55
12.8
69.6
58.7

60
15.6
76.9
65.4

65
18.3
84.7
72.5

70
21.1
92.9
80.1

75
23.9
102
88.2

80
26.7
111
96.8

85
29.4
121
106

90
32.2
131
116

95
35.0
142
126

100
37.8
153
137

105
40.6
166
148

110
43.3
178
160

115
46.1
192
173

120
48.9
206
187

125
51.7
220
201

130
54.4
236
216

135
57.2
252
231

140
60.0
269
248

145
62.8
287
265

150
65.6
305
305

Vapor Pressure-psig
In Vacuum inches in Hg