Inficon Transpector MPH - Page 75

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Transpector MPH Operating Manual
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Table 4-4 Typical fragmentation factors for the major peaks of some common substances
Mass FF Mass FF Mass FF
acetone (CH
3
)
2
CO helium He oxygen O
2
43 0.63 4 1.00 32 0.95
58 0.23 16 0.05
42 0.04 hydrogen H
2
27 0.03 2 1.00 toulene C
2
H
5
CH
3
91 0.46
argon Ar 92 0.34
40 0.83 krypton Kr 60 0.07
20 0.17 84 0.45 65 0.05
86 0.13
benzene C
6
H
6
82 0.10 trichlorethylene C
2
HCl
3
78 0.53 83 0.10 95 0.22
51 0.11 130 0.22
52 0.11 methane CH
4
132 0.21
50 0.10 16 0.46 97 0.14
15 0.40 60 0.13
carbon dioxide CO
2
14 0.07
44 0.70 13 0.04 water H
2
O
28 0.11 18 0.75
16 0.06 methanol CH
3
OH 17 0.19
12 0.01 31 0.43 1 0.05
32 0.23 16 0.02
carbon monoxide CO 29 0.18
28 0.91 28 0.03 xenon Xe
12 0.05 132 0.26
16 0.03 neon Ne 129 0.26
20 0.90 131 0.22
ethanol C
2
H
5
OH 22 0.10 134 0.11
31 0.49 136 0.09
45 0.21 nitrogen N
2
27 0.09 28 1.00
29 0.07 14 0.12
29 0.01