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Instrument Database:
Hewlett-Packard - HP 6890 GC System
( Agilent Technologies Inc. )
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| Year of introduction |
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| Status |
historical ( out of sale ) |
| Company |
Hewlett-Packard
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| Categories |
Chromatography: GC
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| Specifications |
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Specifications Data communications - HP-IB, RS-232-C, and two analog output channels (1-mV, 1-V, and 10-V output available) as standard
- INET interface optional
Heated zones - Independent heated zones, not including oven: six (two inlets, two detectors, and two auxiliary)
- Maximum operating temperatures for auxiliary zones: 400° C
Column oven
- Operating temperature: 4° C above ambient to 450° C
- Temperature setpoint resolution: 1° C
- Maximum run time: 999.99 min
- Programming ramps/plateaus: 6/7
Inlets
- All inlets include septum purge.
- Split/splitless: electronic flow, 400° C max, electronic entry of pressure or flow and split ratio version.
- Pressure setting range: 0-100 psi
- Total flow setting range: split/splitless, 0-200 ml/min N2, 0-1000 ml/min H2 or He
Detectors: All detectors include electronic on/off of all detector gases.
FID
- 450° C maximum operating temperature
- Automatic flame ignition from the keypad or ChemStation
- Flame out detection
- MDL: <5 pg carbon/s as propane using N2 carrier and 0.2794-mm jet
- Linear dynamic range: < 10%, 107 with N2 carrier and 0.2794-mm jet
NPD - 400° C maximum operating temperature
- Automatic baseline adjusting via keypad or ChemStation
- MDL: <0.4 pg N/s, <0.2 pg P/s with azobenzene/malathion mixture
- Selectivity: 35000 to 1 gN/gC, 75000 to 1 gP/gC with azobenzene/malathion/ octadecane
- Dynamic range: >105 N >105 P with azobenzene/malathion mixture
TCD
- 400° C maximum operating temperature
- Single filament with microcell
- MDL: <400 pg propane/ml He caxrier (MDL may be affected by laboratory environment.)
- Linear dynamic range: 105 (5%)
ECD - Equipped with anode purge for contamination resistance
- 400° C maximum operating temperature
- Makeup gas types: argon (5%)/methane, nitrogen
- Radioactive source: 15 mCi 63Ni plated
- MDL: <0.04 pg/s lindane
- Dynamic range: > 104 with lindane
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