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Universal gas chromatograph GC-7890
The GC-7890 gas chromatograph is a new generation of network laboratory gas chromatograph. microcomputer controlled and large-screen display, the newly designed keyboard keys are simple and fast, the circuits are all imported components, features stable and the high reliability.
| Column oven | |
| Temperature range | room temperature +5~420℃ |
| Temperature setting | 1˚C; programmed ramp rate 0.1˚C |
| Heating rate | 40˚C/min |
| Temperature Stability | 0.01˚C when ambient temperature changes by 1˚C |
| Program temperature | 10 steps temperature program adjustable |
| Injector | Various inlets are available, packed column inlet, split/splitless capillary inlet |
| Detection parameters |
| Hydrogen flame ionization detector (FID) |
| Control temperature: 400℃ |
| Detection limit: ≤5×10-12g/s (n-hexadecane) |
| Drift: ≤5×10-13A/30min |
| Noise: ≤2×10-13A |
| Dynamic linear range: ≥107 |
| Thermal Conductivity Cell Detector (TCD) |
| Control temperature: 400℃ |
| Sensitivity: ≥10000mv.ml/mg (n-hexadecane) |
| Drift: ≤100uV/30mi |
| Noise: ≤20uA |
| Dynamic linear range: ≥105 |
| Electron Capture Detector (ECD) |
| Control temperature: 350℃ |
| Detection limit: ≤1×10-14 g/ml (γ-666) |
| Drift: ≤50uV/30min |
| Noise: ≤20uV |
| Dynamic linear range: ≥104 |
| Flame Photometric Detector (FPD) |
| Control temperature: 400℃ |
| Detection limit: ≤1×10-12g/s(P) ≤1×10-12g/s(S) |
| Drift: ≤4×10-11A/30min |
| Noise: ≤2×10-12A |
| Dynamic linear range: ≥103(P) ≥102(S) |
| Nitrogen Phosphorus Detector (NPD) |
| Control temperature: 400℃ |
| Detection limit: ≤5×10-13g/s(P) ≤5×10-13g/s(N) |
| Drift: ≤25×10-12A/30min |
| Noise: ≤4×10-13A |
| Dynamic linear range: ≥103 (P) |
| Dimensions: 465*460*550mm, whole machine weight: 50kg, |
| Input power: AC220V 50HZ Power: 2500w |