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| Brand | Zhongkehuifen |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | GC-7820 Dedicated Water Quality Gas Chromatograph |
| Instrument Type | Laboratory-Based Water Quality Analyzer |
| Operating Display | 192×64 Dot-Matrix LCD with Chinese/English Interface |
| Temperature Control Range | Ambient +3 °C to 450 °C (0.1 °C increment, ±0.1 °C accuracy) |
| Programmable Temperature Ramp | 16-stage, 0.1–40 °C/min |
| Detector Options | FID, TCD, ECD, FPD, NPD |
| ECD Detection Limit | ≤1×10⁻¹⁴ g/mL (γ-HCH) |
| FID Detection Limit | <2×10⁻¹² g/s (n-hexadecane) |
| Linearity | >10⁴ (ECD), >10⁷ (FID) |
| Column Oven Dimensions | 300×280×180 mm |
| External Surface Temperature at 300 °C Operation | ≤40 °C |
| Communication Interface | Ethernet (IEEE 802.3) |
| Dimensions (W×D×H) | 660×560×480 mm |
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