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| Brand | Jingxin (Chengdu) |
|---|---|
| Origin | Sichuan, China |
| Manufacturer Type | Direct Manufacturer |
| Region Classification | Domestic (China) |
| Model | JX2020 |
| Instrument Category | Specific Surface Area Analyzer |
| Principle | Dynamic (Flow) Nitrogen Adsorption Method |
| Analysis Stations | 1 |
| Measurement Range | 0.0005 m²/g to unlimited |
| Theoretical Basis | Dynamic nitrogen adsorption combined with cryogenic adsorption and gas chromatographic detection principles |
| Calibration Standards | GBW(E)130275 certified reference materials |
| Compliance | GB/T 19587–2017 |
| Sample Tube Material | High-temperature-resistant borosilicate glass (GG-type, U-shaped) |
| Test Gases | Ultra-high-purity helium (carrier gas) and nitrogen (adsorbate) |
| Repeatability & Accuracy | ≤ ±3% (both) |
| Test Duration per Sample | ~3 minutes |
| Software Compatibility | Windows 7, Windows 10 |
| Dimensions | 700 mm × 360 mm × 710 mm |
| Weight | ~30 kg |
| Power Supply | AC 220 V ±22 V, 50 Hz ±0.5 Hz |
| Operating Environment | 5–35 °C, RH <85% |
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