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GC Detector Overview ( 14 types )

Up to four detectors can be mounted 
simultaneously along the right hand side of the GC's column oven.

The 8610C GC shown in the photo is equipped with NPD, FID, and PID 
detectors.

Amplifier and gain controls are located immediately 
adjacent to each 
detector.

Fourteen detector types 
are available for mounting on the SRI Models 8610C, 310 and 110 mainframe chassis.  Up to four detectors may be mounted and used simultaneously, although some rare combinations of detectors may conflict because of space limitations.  Each detector is equipped with a thermostatted heater block for temperature stability, electronic pressure controlled ( EPC ) support gases, such as hydrogen and air for the FID, and internal amplifier electronics.  Detector types are selected by the user depending on the particular measurement application, detection limit required, matrix interferences, and/or regulatory guidelines.  All detectors require factory installation. 

Detector types are:
1) CCD ( catalytic combustion detector )
2) TCD ( thermal conductivity detector ) 
3) FID ( flame ionization detector )
4) FID/DELCD ( combination FID and dry electrolytic conductivity detector )
5) HID ( helium ionization detector )
6) NPD ( nitrogen-phosphorus detector )
7) NPD/DELCD ( combination NPD and dry electrolytic conductivity detector )
8) TID ( thermionic ionization detector )
9) ECD ( electron capture detector )
10) PID ( photo ionization detector )
11) FPD ( flame photometric detector )
12) FID/FPD ( combination FID and FPD )
13) Dual FPD ( dual wavelength FPD for both sulfur and phosphorus )
14) FID dual FPD ( dual FPD plus FID combination )
 

GC Detector Overview
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