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 |