DETECTORS
Dry Electrolytic Conductivity Detector - DELCD
Expected Performance
DELCDNoise Run
Column:15mMXT-VOL
Carrier:helium@10mL/min
DELCDgain:LOW
DELCDheaterblock temp:150
o
C
DELCD reactorsetpoint:260
Temperatureprogram:
Initial
Hold Ramp Final
80
o
C 20.00 0.00 80
o
C
FID / DELCDComboTest Run
Sample:1µL100ppmBTEXPlus
Column:15mMXT-VOL
Carrier:helium@10mL/min
DELCDgain:LOW
DELCDheaterblock temp:150
o
C
DELCD reactorsetpoint:260
Temperatureprogram:
Initial
Hold Ramp Final
40
o
C 2.00 15.00 240
o
C
DELCDResults:
Component Retention Area
TCE
3.483
463.5080
PCE
5.416
532.2900
Bromoform 7.016
759.6650
Total 1755.4630
FIDgain:HIGH
FID temp:150
o
C
FID ignitor: -400
FIDResults:
Component
Retention Area
Solvent
0.600 144406.8420
Benzene
2.850 1074.0740
TCE
3.500 378.3505
Toluene
4.766 1109.8590
PCE
5.416 364.5700
EthylBenzene 6.316 1103.6370
OrthoXylene 6.800 1135.6855
Bromoform 7.016 220.3325
Total 149793.3505
DELCDNoise averages less than 100µV from
peak to peak
