Labsolar-6A All Glass Automatic On-line Trace Gas Evaluation System en Pekín, China
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Especificaciones
- Condición
- nuevo
- Tiempo de homogeneización de gas
- H₂, O₂, CH₄, CO homogeneización de gas < 10 min.
- Dimensiones totales/mm
- 490 (L) × 520 (W) × 740 (H)
- Grado de vacío absoluto
- ≤1.5 kPa
- Rango de presión de funcionamiento
- 0 kPa a presión atmosférica
- Número de válvulas
- 7
- Volumen de la tubería
- 65 mL, alta capacidad de enriquecimiento del sistema
- Alcance de detección
- Diversos gases traza como H₂, O₂, CH₄, CO.
- Límite de detección/μmol
- H₂: 0.05; O₂: 0.1; CH₄/CO: 0.0005.
- Categoría
- Sensores en China
- Subcategoría
- Sistema de reacción fotocatalítica
- Subcategoría 2
- Reacción de descomposición del agua
- ID de Anuncio
- 87026767
Descripción
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Key Features
● Glass valves + automatic actuators to achieve a balance of airtightness and efficiency;
● Efficient gas circulation, promoting mass transfer between reactions and catalysts effectively while preventing side reactions and reverse reactions caused by the re-adsorption of product molecules, accurately presenting the intrinsic activity of catalysts;
● Rapid gas mixing, gas homogenization time ＜ 10 min, ensuring the accuracy of product detection;
● Integrated control program, simple and convenient operation, with scientific-level accuracy;
● Strong compatibility, enabling trace gas detection for various reactions, such as photocatalysis, photo-thermal catalysis, electrocatalysis, and PEC photoelectrochemical reactions by changing different reactors.
Application Fields
▲ Especially suitable ● Rather suitable ○ Can be used
▲ Photocatalytic/Photoelectrocatalytic Water Splitting for Hydrogen/Oxygen
▲ Photocatalytic/Photoelectrocatalytic Complete Water Splitting
▲ Photocatalytic/Photoelectrocatalytic CO₂ Reduction
▲ Photocatalytic Quantum Efficiency Measurement
▲ Photo-thermal Catalysis (Negative Pressure Atmospheric System)
▲ Electrocatalysis HER, OER, CO₂RR
Can be used with various reactors to expand applications
Gas Circulation Parameters
●
Standard curve linearity: R² ＞ 0.9995 when H₂ content is in the range of 100 μL to 10 mL;
Reproducibility: RSD ＜ 3% for four consecutive injections at the same concentration;
Exhaust volume: 6 mL per cycle, provides excellent circulation driving force from negative pressure to atmospheric pressure;
Non-magnetic drive plunger pump: No electrical connections in the pipeline, no risk of hydrogen explosion, no interference from electrolysis of water; has a one-way valve structure, enabling one-way circulation of all pipelines;
Sampling method: Quantitative loop is located at the multi-port glass sampling valve, non-chromatographic sampling;
Circulation pipeline: The narrowest pipeline has an inner diameter of 3 mm, non-small-caliber chromatographic pipelines, with low gas resistance.
Exterior Structure Parameters
Reactor: Suitable for photocatalytic reactor, photoelectrocatalysis, photo-thermal catalysis reactor; can be customized according to actual experimental requirements;
Metal protective casing: Provides some protection against potential gas leaks;
Light protection cover: Portable light protection cover effectively prevents light pollution;
System Pipeline Parameters
Pipeline material: High borosilicate glass, highly chemically inert, no adsorption
Valve process: Made of high borosilicate glass, with precision grinding for valve plugs and valve sleeves
Vacuum grease: Imported Corning vacuum grease, resistant to chemical corrosion, low vapor pressure, low volatility, working temperature: -40°C to 200°C
Quantitative loop: 0.6 mL, 2 mL optional, system sensitivity adjustable
Gas storage cylinder: 150 mL, suitable for system expansion and storage of reactive gases such as carbon dioxide
Pipeline temperature control: Both circulation and injection pipelines can be temperature-controlled, with a maximum controllable temperature of 200°C; 10-segment program temperature control, temperature control accuracy ±0.1°C;
Condensation tube (spherical/snake-shaped): Sufficient condensation to prevent water vapor from entering the gas chromatograph and vacuum pump
Trap (optional): Separation of low-boiling components, extending the service life of the vacuum pump and improving system vacuum level
Control Unit Parameters
Software modules: 32-bit control software and 4.5-inch TFF color touch screen; built-in instrument methods for controlling glass valve actions, gas chromatograph and vacuum pump start/stop, easy operation; real-time display of valve positions in automatic control mode, with safety protection and warning functions; sensors automatically prompt for vacuum grease replacement; has a two-level encrypted debugging program for equipment debugging, internal method setting, and flexible use by experienced users; real-time display of internal system pressure, ambient temperature, and other parameters;
Automatic sampling valve: Made of high borosilicate glass, with a built-in quantitative loop; multi-port composite sampling valve to reduce system circulation volume; supports manual, automatic, and semi-automatic operation modes;
Vacuum pump: The system control software automatically controls start/stop, intermittent operation, low noise; includes a one-way electromagnetic valve to prevent oil backflow;
Detection Parameters
Representative References