| Gas
Chromatography Detectors |
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| Catalytic
Combustion Detector - CCD |
- Hydrocarbon and hydrogen selective
- Detects down to 500ppm
- Gas-less operating capability
- Inexpensive and rugged
- Built-in spare!
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| Thermal
Conductivity Detector - TCD
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- "Universal" detector
- Detects from 1% down to 200-500ppm
- Easily replaceable filaments
- Thermostatted up to 275°C
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| Flame
Ionization Detector - FID |
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Dry
Electrolytic Conductivity Detector - DELCD |
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Non-radioactive alternative to ECD!
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High sensitivity - detects down to
10ppb
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Selective to cholorinated and brominated
molecules
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Best used with headspace or Purge
& Trap injectors
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Can be combined with FID, NPD, or
TID detectors
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Spare detector cell included
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Combination
Flame Ionization Detector and Dry Electrolytic Conductivity
Detector - FID/DELCD |
- The FID detects hydrocarbons and the DELCD identifies
which are halogenated
- No electrolytes needed for the DELCD
- High and low sensitivity modes
- Detects to the low ppm range
- Spare detector cell included
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Helium Ionization Detector - HID |
- Universal (except neon)
- Detect from 1-2% down to 10ppm
- Requires only helium carrier and make-up gas
- Perfect complement to the TCD!
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| Photo
Ionization Detector - PID |
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Responds to molecules with carbon
double bonds and aromatics
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Sensitive (down to 10ppb) and non-destructive
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Mandated in several EPA methods
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Extremely long lamp life!
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| Nitrogen-Phosphorus
Detector - NPD |
- Very selective to nitrogen and phosphorus
- Detects down to 100ppb
- Exceptionally rugged NPD bead
- Similar in design to the SRI FID
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| Combination
Nitrogen-Phosphorus Detector and Dry Electrolytic Conductivity
Detector - NPD/DELCD |
- Ideal for pesticide screening
- NPD detects organo-phosphorus (OPP)
- DELCD detects chlorinated species
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| Thermionic
Ionization Detector - TID |
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Highly selective to nitro functional
groups
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Also responds to chlorinated phenols
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Detects down to 1ppb
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Convenient bead design
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Can be run gas-less in the field!
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| Flame
Photometric Detector - FPD |
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Bandpass filters for sulfur or phosphorus
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Use the dual FPD for simultaneous
sulfur and phosphorus detection
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Detects sulfur compounds to 200ppb,
phosphorus compounds down to 10ppb
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Use the FPD/FID or Dual FPD/FID for
simultaneous hydrocarbon speciation
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Combination
Flame Photometric Detector and Flame Ionization Detector
- FPD/FID |
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Dual
Flame Photometric Detector - Dual FPD |
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| Combination
dual Flame Photometric Detector and Flame Ionization Detector
- FID dual FPD |
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Electron
Capture Detector - ECD |
- Thermostatted from ambient to 375°C
- Offers extreme sensitivity - down to 10ppt
- Detects electronegative compounds
- Mandated for pesticides and PCBs
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Reduction
Gas Detector - RGD |
- Detects reducing gases like hydrogen and carbon monoxide
down to the ppb level
- Heated UV detection cell with absorbance output
- User replaceable reaction tubes
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Call for additional information and pricing:
1.888.769.5333
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