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RGA Spectra Data

Fragmentation Factor

Fragmentation Factor (Fraction of Total Ions) for Major Peaks of Selected Material

MASS

FF

Acetone - (CH3)2CO

43

0.63

58

0.23

42

0.04

27

0.03


Argon - Ar

40

0.88

20

0.12


Benzene - C6H6

78

0.53

51

0.11

52

0.11

50

0.10


Carbon Dioxide - CO2

44

0.85

28

0.05

16

0.05

12

0.02


Carbon Monoxide - CO

28

0.91

12

0.05

16

0.02


Ethanol - C2H5OH

31

0.49

45

0.21

27

0.09

29

0.07


Helium - He

4

1.00


Hydrogen - H2

2

0.98

1

0.02


Krypton - Kr

84

0.57

86

0.18

82

0.11

83

0.11

Methane - CH4

16

0.46

15

0.40

14

0.07

13

0.04


Methanol - CH3OH

31

0.43

32

0.31

29

0.18

28

0.04


Neon - Ne

20

0.90

22

0.10


Nitrogen - N2

28

0.94

14

0.05

29

0.01


Oxygen - O2

32

0.95

16

0.05


Toluene - C2H5CH3

91

0.46

92

0.34

39

0.07

65

0.05


Trichlorethylene - C2HCl3

95

0.22

130

0.22

132

0.21

97

0.14

60

0.13


Water - H2O

18

0.75

17

0.19

1

0.05

16

0.02


Xenon - Xe

132

0.26

129

0.25

131

0.20

134

0.10

136

0.08

Technical Info

Materials Guide
Bulk Densities & Z-Ratios

Common Flange Specs (by Type)

Common Flange Specs (by Size)

RGA Spectra Data
- Interpretation Guide

RGA Spectra Data
- Fragmentation Factor

Thermocouple Data for Temperature Measurements

Common Diffusion Pump Fluids

Molecular Mean-Free Path Length versus Pressure

Vacuum Levels

Conversion Tables

Geometric Tolerancing

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F. 860-429-7176

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