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| Brand | QL |
|---|---|
| Origin | Jiangsu, China |
| Model | HW2000B |
| Detection Principle | Non-Dispersive Infrared (NDIR) Spectroscopy |
| Measurement Range | C: 0.0001–99.999 wt% |
| S | 0.0001–99.999 wt% |
| Precision | C RSD ≤0.5% |
| Sensitivity | 0.1 ppm |
| Analysis Time | 25–60 s (typ. 35 s) |
| Compliance | GB/T 20123–2006 & ISO 15350:2000 |
| Sample Weighing | 0–120 g, readability 0.0001 g |
| High-Frequency Furnace | 2.5 kVA, 18–20 MHz |
| Optical Path | Platinum IR source, gold-plated gas cell, aviation-grade modulation motor, narrow-band interference filters (CO₂ @ 4.26 µm |
| Brand | Qilin (QL) |
|---|---|
| Model | QL-S3000D |
| Measurement Principle | Non-dispersive Infrared (NDIR) for C/S |
| Analysis Time | ~2 min per sample |
| Compliance | GB/T 223.3–5:1988, GB/T 223.68–69:1997 |
| Elemental Range (Typical) | C: 0.001–10.00 wt%, S: 0.0005–0.5000 wt%, Mn: 0.10–15.00 wt%, Si: 0.10–5.00 wt%, P: 0.005–0.80 wt%, Cr: 0.01–25.0 wt%, Ni: 0.010–30.0 wt%, Mo: 0.101–6.00 wt%, Ti: 0.01–1.00 wt%, Cu: 0.01–10.00 wt%, Al: 0.01–8.00 wt% |
| Calibration | 99 programmable calibration curves (regression-based), expandable |
| Data Output | PC-controlled interface, customizable export formats (CSV, TXT, XML), thermal desktop printer support |
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