Alicat V Series Volumetric Flow Meter User Manual
Page 28
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Gas
Number
Short Form
Long Form
Viscosity*
25 deg C
14.696 PSIA
Density**
25 deg C
14.696 PSIA
Compressibility
25 deg C
14.696 PSIA
0
Air
Air
184.918
1.1840
0.9997
1
Ar
Argon
225.593
1.6339
0.9994
2
CH4
Methane
111.852
0.6569
0.9982
3
CO
Carbon Monoxide
176.473
1.1453
0.9997
4
CO2
Carbon Dioxide
149.332
1.8080
0.9949
5
C2H6
Ethane
93.540
1.2385
0.9924
6
H2
Hydrogen
89.153
0.08235
1.0006
7
He
Helium
198.457
0.16353
1.0005
8
N2
Nitrogen
178.120
1.1453
0.9998
9
N2O
Nitrous Oxide
148.456
1.8088
0.9946
10
Ne
Neon
311.149
0.8246
1.0005
11
O2
Oxygen
204.591
1.3088
0.9994
12
C3H8
Propane
81.458
1.8316
0.9841
13
n-C4H10
normal-Butane
74.052
2.4494
0.9699
14
C2H2
Acetylene
104.448
1.0720
0.9928
15
C2H4
Ethylene
103.177
1.1533
0.9943
16
i-C4H10
iso-Butane
74.988
2.4403
0.9728
17
Kr
Krypton
251.342
3.4274
0.9994
18
Xe
Xenon
229.785
5.3954
0.9947
19
SF6
Sulfur Hexafluoride
153.532
6.0380
0.9887
20
C-25
75% Argon / 25% CO2
205.615
1.6766
0.9987
21
C-10
90% Argon / 10% CO2
217.529
1.6509
0.9991
22
C-8
92% Argon / 8% CO2
219.134
1.6475
0.9992
23
C-2
98% Argon / 2% CO2
223.973
1.6373
0.9993
24
C-75
75% CO2 / 25% Argon
167.451
1.7634
0.9966
25
A-75
75% Argon / 25% Helium
230.998
1.2660
0.9997
26
A-25
75% Helium / 25% Argon
234.306
0.5306
1.0002
27
A1025
90% Helium / 7.5% Argon /
2.5% CO2
(Praxair - Helistar® A1025)
214.840
0.3146
1.0003
28
Star29
90% Argon / 8% CO2
/ 2% Oxygen
(Praxair - Stargon® CS)
218.817
1.6410
0.9992
29
P-5
95% Argon / 5% Methane
223.483
1.5850
0.9993
*in micropoise (1 Poise = gram / (cm) (sec)) ** Grams/Liter
(NIST REFPROP 7 database)
Gas Viscosities, Densities and Compressibilities at 25° C