Zhongkehuifen (ZKH)
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| Brand | Zhongkehuifen (ZKH) |
|---|---|
| Origin | Beijing, China |
| Model | ZKH-FPD Micro-Sulfur Analyzer |
| Instrument Type | Laboratory Gas Chromatograph with Flame Photometric Detection (FPD) |
| Temperature Control Range | Ambient + 3°C to 450°C |
| Oven Ramp Rate | 0.1–40°C/min |
| Cool-down Time | ~8 min (450°C → 50°C) |
| Carrier Gas Flow Range | 0–1200 mL/min |
| Carrier Gas Pressure Range | 0–970 kPa |
| Injector Max Temp | 450°C |
| Injector Pressure Setting Range | 0–970 kPa |
| Injector Total Flow Setting Range | 0–1200 mL/min |
| FPD S-Mode LOD | 5 pg S/s (as ethanethiol) |
| FPD P-Mode LOD | 0.11 pg P/s (as tributyl phosphate) |
| FPD Dynamic Range (S) | 10³ |
| Column Oven Dimensions | 260 × 270 × 230 mm |
| Temperature Setting Resolution | 0.01°C |
| Max Programmed Steps | 20 |
| Detector Temp Range | Up to 350°C |
| Display | 7-inch resistive touchscreen LCD |
| Communication | 10/100M adaptive Ethernet, embedded TCP/IP stack, Modbus/TCP server |
| EPC Capability | Optional electronic pressure control with auto-ignition, flame monitoring, and fault recovery |