GST-ICP31 Fully Automated High-Resolution Full Spectrum Direct Reading Inductively Coupled Plasma Optical Emission Spectrometer (ICP-OES)
機器の特性のプレゼンテーション
Fully automated operation with computer-controlled functions ensures reliability and safety. A 12-rotor peristaltic pump and mass flow controllers (MFC) maintain stable sample introduction. Self-developed all-solid-state RF power and intelligent matching technology enhance stability and efficiency. The high-efficiency optical system (echelle grating-prism cross dispersion) combined with a large CID detector delivers ultra-low stray light, high resolution (<0.0068nm), and wide dynamic range (10⁸), achieving detection limits as low as 1ppb. Non-destructive readout and ultra-fast testing (2ms per spectral line) meet diverse needs. Advanced software supports intelligent algorithms and offline reprocessing, ideal for precise analysis in metallurgy, geology, environmental monitoring, pharmaceuticals, and more.
The instrument features fully automated operation, with all functions (except the power switch) controlled by a computer, ensuring reliability, safety, and user-friendly operation. Equipped with a 12-rotor peristaltic pump, its speed can be precisely adjusted based on flow requirements, achieving synchronized sample introduction and waste removal for enhanced system stability. Gas flow is automatically regulated via mass flow controllers (MFCs), ensuring continuous adjustment and stable output of carrier gas, plasma gas, and auxiliary gas, thereby solidifying the stability of both the light source and sampling system. The self-developed all-solid-state RF power supply is compact, efficient, and delivers stable power output with integrated multi-protection functions, significantly improving instrument safety and reliability. Rapid auto-matching technology intelligently optimizes power transmission to the load, simplifying ignition procedures and enhancing power efficiency.
The modular sampling system supports various nebulizers (e.g., high-salt and HF-resistant models) and auto-samplers, catering to diverse detection needs. The precision optical system utilizes echelle grating-prism cross dispersion to maximize light throughput while achieving high resolution (<0.0068nm@200nm). Combined with ultra-low stray light design, it effectively reduces background interference, particularly enabling accurate detection of deep-UV elements (e.g., P, S, As). The large CID detector (27.6mm×27.6mm target) employs non-destructive readout (NDRO), offering superior signal-to-noise ratio compared to CCD. Its wide dynamic range (10⁸) and anti-blooming capability allow simultaneous analysis of strong and weak spectral lines. An intelligent wavelength calibration algorithm eliminates the need for additional standard solutions, saving time while ensuring accuracy. With ultra-fast testing capabilities, single-line readout takes ≤2ms, and full-element analysis can be completed within 1 minute.
The advanced software supports qualitative, semi-quantitative, and quantitative analysis, integrating AI-driven background correction, interference removal algorithms, and offline reprocessing. Its intuitive interface ensures efficient operation, making it ideal for complex sample analysis in geology, environmental monitoring, pharmaceuticals, and more.
Application fields
1. Silicon industry: magnetic material processing industry
2. Metallurgical industry: can analyze As, Bi, Pb, Sb, Sn and other impurity elements that have a great impact on the quality of metal materials
3. Water quality analysis: can detect eight heavy metals and other elements that pollute water quality
4. Geology and ore analysis: determination of Ca, Mg, Na, Fe, Cu, Mn, Zn, Co, Ni, Au, Ag and other elements in rock samples
5. Application in petrochemical and light industry: test more than 30 elements in crude oil, mainly Fe, Na, Mg, Ni, V, Ca, Pb, Mo, Mn, Cr, Co, Ba, As, etc.
6. Medical, health, agricultural environmental protection, commodity, food quality testing
| Input Power | AC 220V, 20A |
| Output Power | 700–1600W |
| Adjustment Precision | ±2W |
| Frequency Stability | <0.05% |
| 電力安定性 | <0.1% |
| Matching Mode | Auto-matching |
| EMF Leakage | Electric field <0.5 V/m at 30cm distance |
| Work Coil | 25mm inner diameter, 3 turns |
| Quartz Torch | Triple concentric design, 20mm outer diameter (multiple models) |
| Nebulizer | Concentric type, 6mm outer diameter (high-salt/HF-resistant options) |
| Spray Chamber | Dual-chamber, optional cyclonic type (57.2mm OD) |
| Peristaltic Pump | 12-rotor, 4-channel with adjustable speed |
| Argon Consumption | <14 L/min |
| ガス・コントロール | Plasma Gas: 1.6–16 L/min (100–1000 L/h) Auxiliary Gas: 0.1–1 L/min (6–60 L/h) Carrier Gas: 0.1–1 L/min (6–60 L/h) Carrier Pressure: 0.2MPa |
| Cooling Water | 20–25°C, flow >5 L/min, pressure >0.1MPa |
| Grating | Echelle grating (52.67 lp/mm, 64° blaze), Zerodur substrate (near-zero thermal expansion) |
| Prism | Ultrapure Corning UV fused silica (99.6% transmittance @170nm) |
| Wavelength Range | 165–900nm |
| 焦点距離 | 430mm |
| Numerical Aperture | F/8 |
| 決議 | <0.0068nm @200nm |
| Stray Light | <2ppm equivalent background (10,000ppm Ca solution at As 189.042nm) |
| Optical Chamber | Temperature-controlled 35±0.1°C, N₂ purge (2 L/min normal, 4 L/min fast) |
| タイプ | Charge Injection Device (CID) |
| Target Size | 27.6mm×27.6mm, 1024×1024 pixels |
| Readout Modes | Non-Destructive Readout (NDRO), Full-Frame (FF), Random Access Integration (RAI) |
| Dynamic Range | 10⁸ |
| Spectral Response | 165–1000nm |
| Electronic Shutter | Independent integration time, <2ms line readout |
| Quantum Efficiency | >35% @200nm (uncoated) |
| 冷却 | Triple-stage thermoelectric, -45°C |
| Observation Mode | Vertical |
| Detection Range | Liquid: 0.01ppm–Thousands of ppm Solid: 0.001%–70% |
| Repeatability | RSD <0.5% |
| 安定性 | RSD <1% (2 hours) |
| スピード | 2ms per line, full-element analysis ≤1 minute |
| Detection Limit | 1–10 ppb (μg/L) for most elements |
| 寸法 | Benchtop 1300×840×740mm |
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