NCS (China Iron & Steel Research Institute Group – National Center for Steel Quality Inspection)
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| Brand | NCS (China Iron & Steel Research Institute Group – National Center for Steel Quality Inspection) |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Instrument Type | Pulse-heated Inert Gas Fusion Nitrogen Analyzer |
| Measurement Principle | Thermal Conductivity Detection (TCD) after High-Temperature Inert Gas Fusion |
| Analysis Range | Low-N: 0.1 ppm – 0.5% |
| High-N | 0.5% – 50% |
| Precision | ±1 ppm or RSD ≤ 1.0% |
| Sensitivity | 0.01 ppm |
| Analysis Time | ~3 min per sample |
| Furnace Power | 0–1500 A, 8.5 kVA, max. temperature 3500 °C |
| Sample Mass | Typically 1 g (adjustable per matrix and concentration) |
| Carrier Gas | Ultra-high-purity helium (≥99.9995%) |
| Dimensions | 63 cm (W) × 76 cm (D) × 76 cm (H) |
| Weight | ~180 kg |