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| Brand | Kyoyuan |
|---|---|
| Model | KY-3000N |
| Instrument Type | Chemiluminescence Nitrogen Determinator |
| Measurement Principle | Oxidative Combustion + Chemiluminescence Detection (N) |
| Detection Range | 0.1 mg/L to 100% w/w (N) |
| Detection Limit | 0.1 mg/L (N) |
| Repeatability | ≤ ±0.1 mg/L (for X < 1.0 mg/L) |
| Sample Types | Liquid (≤20 mL), Solid (with optional solid sampler), Gas (with optional gas sampler) |
| Combustion Temperature Range | Ambient to 1100 °C |
| Temperature Control Accuracy | ±3 °C |
| Carrier & Oxidant Gases | High-purity O₂ (≥99.98%) and Ar (≥99.98%) |
| Power Consumption | 2000 W |
| Dimensions (L×W×H) | 680 mm × 480 mm × 400 mm |
| Compliance Standards | SH/T 0657, ASTM D4629 |
| Data Acquisition | 24-bit USB interface, minimum detectable signal < 1 µV |
| PMT Voltage | Adjustable |
| Calibration Options | Single-point or multi-point calibration |
| Software Features | GLP-compliant data logging, audit trail, export to CSV/PDF, password-protected user levels |
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