- Smart interactive touchscreen control
- Newly optimized injection ports
- High stability and durability
Gas Chromatograph, GC-900A
الوصف
Description
The GC-900A gas chromatograph significantly enhances the accuracy and reproducibility of sample analysis through a meticulously design and optimized sample injection system.
Its circuit system has undergone a comprehensive upgrade, which not only substantially accelerates computation speed and improves data processing capabilities but also greatly enhances the instrument’s stability and durability. This creates a more robust and efficient analysis platform for users. As a result, the instrument can maintain long-term stable operation in various application environments, easily handling the diverse daily testing needs of users.
Features
The instrument is equipped with a 7-inch high-definition capacitive touchscreen, providing users with an intuitive and convenient operating interface. The streamlined UI design allows users to quickly get started and grasp the various functions of the instrument.Through the touchscreen, users can easily set parameters and monitor the instrument status, greatly improving work efficiency and user experience. |
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The new injection port adopts innovative design concepts and advanced manufacturing materials, significantly enhancing the stability and durability of the instrument. It supports multiple injection modes, such as manual injection and automatic injection, offering users more options. |
Relying on advanced materials science and manufacturing processes, and through in-depth optimization of structural design, the GC-900A delivers outstanding performance in various complex analytical application scenarios. Whether performing long-term continuous analysis tasks or operating in harsh environments, the GC-900A maintains excellent stability, ensuring the accuracy and high reliability of the output analysis results. |
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The system offers compatibility with key inlets (e.g., split/splitless, packed), full software control of the liquid autosampler for single and sequence injection, and supports various techniques including valve, headspace, and thermal desorption injection.
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Compatible Products & Accessories
Smart Guided Operation with step-by-step prompts. Enhanced Stability from encoder real-time feedback. Multi-Mode I/O for cross-vendor GC compatibility. Full Automation supporting 24/7 unattended operation. |
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An automatic headspace sampler is a sample preparation device for gas chromatography. It is a preferred method due to its simple operation, high efficiency, and superior reproducibility compared to alternatives like solvent extraction or thermal desorption. |
Operation & Display: Start gas production simply by turning on the power. Stable output pressure with flow rate clearly shown on an LED digital display. Maintenance & Usage: Routine maintenance only requires adding distilled water. Supports both continuous and intermittent operation. Design & Safety: Integrated design combining solution storage, electrolysis, and oxygen venting. Low cell temperature ensures long service life.Built-in anti-backflow device reliably prevents liquid return. |
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Deliver stable output pressure, low operating noise, and superior purification performance, making it an ideal alternative to high-pressure air cylinders. It is compatible with various domestic and imported gas chromatographs and can supply air for analytical laboratories. Additionally, it serves as a high-quality air source for high-purity nitrogen generators. |
Application
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Natural gas sulfide analysis |
Analysis of liquefied petroleum gas |
Rapid Refinery Gas Analysis |
Refinery flue gas analysis |
Specification
| GC-900A | |||
| Host | Pressure/Flow Control | Mechanical control | |
| Number of sample ports supported | 3 | ||
| Maximum number of detectors supported | 4 | ||
| Temperature Control System | 8-channel independent temperature control system | ||
| Column oven | Control temperature | Room temperature+5℃-450℃ | |
| Minimum step value | 0.01℃ | ||
| Maximum heating rate | 120℃/min | ||
| Cooling time | From 450°C to 50°C in <5 minutes | ||
| Programmed Temperature Ramp | ≥20 steps | ||
| Temperature Stability | Ambient temperature ±1°C, column oven temperature variation <0.01°C | ||
| Others | 1. Automatic Furnace Temperature Protection Function | ||
| Injection System | Injection type | Compatible with split/splitless capillary injectors, septum purging packed column injectors, cold column head injectors, programmable temperature vaporization injection ports, valve injection systems, headspace injection systems, thermal desorption injection systems, etc. | |
| Maximum operating temperature | 450℃ | ||
| Programmatic current increase | ≥ 20 steps | ||
| Others | Features an independent split cold trap and a septum purge trap | ||
| Detector | Hydrogen Flame Ionization Detector (FID) | Maximum operating temperature | 450℃ |
| Detection limit | ≤4.3 pg C/s ( n-hexadecane ) | ||
| Baseline drift (30 min) | ≤2×10⁻13A | ||
| Baseline noise | ≤2×10⁻14A | ||
| Dynamic Linear Range | ≥10⁷ | ||
| Function | Auto-ignition function | ||
| Thermal Conductivity Detector (TCD) | Sensitivity | ≥8000mV.mL/mg | |
| Baseline drift (30 min) | ≤0.2mV | ||
| Baseline noise | ≤0.05mV | ||
| Dynamic Linear Range | ≥105 | ||
| Function | Air Gap Flow Protection Function | ||
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