Aalborg XFM Digital User Manual
Page 47
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APPENDIX III GAS FACTOR TABLE (“K FACTORS”)
ƽ
CAUTION:
K-Factors at best are only an approximation. K factors should not
be used in applications that require accuracy better than +/- 5 to 10%.
ACTUAL GAS
K FACTOR
Relative to N
2
Cp
[Cal/g]
Density
[g/I]
Acetylene C
2
H
2
.5829
.4036
1.162
Air
1.0000
.240
1.293
Allene (Propadiene) C
3
H
4
.4346
.352
1.787
Ammonia NH
3
.7310
.492
.760
Argon Ar (<=10 L/min)
Argon AR-1 (>=10 L/min)
1.4573
1.205
.1244
.1244
1.782
1.782
Arsine AsH
3
.6735
.1167
3.478
Boron Trichloride BCl
3
.4089
.1279
5.227
Boron Trifluoride BF
3
.5082
.1778
3.025
Bromine Br
2
.8083
.0539
7.130
Boron Tribromide Br
3
.38
.0647
11.18
Bromine PentaTrifluoride BrF
5
.26
.1369
7.803
Bromine Trifluoride BrF
3
.3855
.1161
6.108
Bromotrifluoromethane (Freon-13 B1) CBrF
3
.3697
.1113
6.644
1,3-Butadiene C
4
H
6
.3224
.3514
2.413
Butane C
4
H
10
.2631
.4007
2.593
1-Butene C
4
H
8
.2994
.3648
2.503
2-Butene C
4
H
8
CIS
.324
.336
2.503
2-Butene C
4
H
8
TRANS
.291
.374
2.503
Carbon Dioxide CO
2
(<10 L/min)
Carbon Dioxide CO
2
-1 (>10 L/min)
.7382
.658
.2016
.2016
1.964
1.964
Carbon Disulfide CS
2
.6026
.1428
3.397
Carbon Monoxide C0
1.00
.2488
1.250
Carbon Tetrachloride CCl
4
.31
.1655
6.860
Carbon Tetrafluoride (Freon-14)CF
4
.42
.1654
3.926
Carbonyl Fluoride COF
2
.5428
.1710
2.945
Carbonyl Sulfide COS
.6606
.1651
2.680
Chlorine Cl
2
.86
.114
3.163
Chlorine Trifluoride ClF
3
.4016
.1650
4.125
Chlorodifluoromethane (Freon-22)CHClF
2
.4589
.1544
3.858
Chloroform CHCl
3
.3912
.1309
5.326
Chloropentafluoroethane(Freon-115)C
2
ClF
5
.2418
.164
6.892
Chlorotrifluromethane (Freon-13) CClF
3
.3834
.153
4.660
CyanogenC
2
N
2
.61
.2613
2.322
CyanogenChloride CICN
.6130
.1739
2.742
Cyclopropane C
3
H
5
.4584
.3177
1.877