HP 5973 MSD Hardware Manual page 116

Index
CI spectra
classical, 12
endosulfan methane NCI, 31
methyl stearate methane and ammonia PCI, 25
Control panel, reagent gas flow control module, 16
Covers
reinstalling, 39
removing, 39
D
Detection limits
high in PCI, 24
lower in NCI, 30
Dummy filament, 14
E
EI overview, 22
EI/CI GC/MSD interface. See CI interface
EI/CI GC/MSD interface. See CI interface
Endosulfan, EI and NCI spectra, 30
F
Flow control display, reagent gas flow control
module, 17
Flow control module, 16
schematic, 18
state diagram, 19, 61
Foreline pump
ammonia use requires frequent oil changes, 96
ballasting, 96
minimizing damage from ammonia, 96
116
G
Gases, reagent. See Reagent gas
Gauge controller
abnormal or blank display, 62
connecting, 100
connecting to the triode gauge tube, 100
indicated vs. actual pressure, 62
monitoring pressure with, 62
pressure range, 62
Gauge tube. See Triode gauge tube
GC column, installing in the CI interface, 42
GC/MSD interface, CI, 20
tip seal, 20
GC/MSD interface. See CI interface
H
Hardware Reference, 11
Hardware reference, 11
Heater clamp, CI interface, 20
High pressure electron-capture mass spectrome-
try. See Negative CI
HPECMS.See Negative CI
Hydride abstraction, 28
Hydrogen carrier gas
danger of ignition by triode gauge tube, 62
hazards during pumpdown, 40
warning for venting, 38
I
Interface. See CI interface
Ion source, CI. See CI ion source
Isobutane, purity specification, 10
Isolation valve, 17