1Introductionď€
Abbreviations Used
14 7000/7010 Series TQ GC/MS Operating Manual
Abbreviations Used
The abbreviations in Table 1 are used in discussing this product. They are
collected here for convenience.
Table 1 Abbreviations
Abbreviation Definition
AC Alternating current
ALS Automatic liquid sampler
CC Collision cell
CI Chemical ionization
CID Collision induced dissociation
CSB Ceramic source board
DC Direct current
EI Electron impact
EM Electron multiplier (detector)
EMV Electron multiplier voltage
EPC Electronic pneumatic control
eV Electron volt
GC Gas chromatograph
HED High-energy dynode (refers to detector and its power supply)
HES High Efficiency Source
id Inside diameter
Inert Standard EI source constructed of inert materials
LAN Local Area Network
LCP Local control panel
m/z Mass-to-charge ratio
MFC Mass flow controller
MRM Multiple reaction monitoring
MS Mass spectrometer