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Cryogenic Liquids | Up
Chemistry Volume 2 of 2 | Next
Treating Cold-Contact Burns |
TABLE 1
Safety Properties of Cryogenic Fluids
Xenon
(Xe)
Krypton
(Kr)
Methane
(CH )4
Oxygen
(O )2
Argon
(Ar)
Carbon
Monoxide
(CO)
Nitrogen
(N )2
Neon
(Ne)
Hydrogen
(H )2
Helium
(He)
Boiling Point, 1 atm
F
o
C
o
-163
-108
-244
-153
-259
-161
-297
-183
-303
-186
-313
-192
-321
-196
-411
-246
-423
-253
-425
-268
Melting Point, 1 atm
F
o
C
o
-169
-112
-251
-157
-296
-182
-362
-219
-309
-189
-341
-207
-346
-210
-416
-249
-435
-259
N/A
Density, boiling point,
1 atm lb/cu ft
191
151
26
71
87
49
50
75
4.4
7.8
Heat of vaporization
boiling point Btu/lb
41
46
219
92
70
98
85
37
193
10
Volume expansion
ratio, liquid at 1 atm
boiling point to gas at
60 F, 1 atm
o
559
693
625
881
841
N/A
697
1447
850
754
Flammable
No
No
Yes
N/A
No
Yes
No
No
Yes
No
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