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Labsolar-6A All-Glass Automatic on-line Trace Gas Analysis System

Labsolar-6A 全玻璃自动在线微量气体分析系统

Labsolar-6A All-Glass Automatic on-line Trace Gas Analysis System features an integrated control program, providing simple and convenient operation. It boasts strong compatibility and allows for trace gas detection in various reactions such as photocataly
  • Introduction
  • Application
  • Literature
  • Maintenance

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

Gas homogenization time: H₂, O₂, CH₄, CO homogenization time < 10 min;

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;

Overall dimensions/mm: 490 (L) × 520 (W) × 740 (H)

Metal protective casing: Provides some protection against potential gas leaks;

Light protection cover: Portable light protection cover effectively prevents light pollution;


System Pipeline Parameters

Absolute vacuum degree: ≤1.5 kPa

Operating pressure range: 0 kPa to atmospheric pressure

Number of valves: 7

Pipeline volume: 65 mL, strong system enrichment capacity

Airtightness: ≤1 μmol/24 h @ O₂, meets the oxygen production requirements of photocatalysis experiments

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

Detection range: Various trace gases such as H₂, O₂, CH₄, CO;

Detection limit/μmol: H₂: 0.05; O₂: 0.1; CH₄/CO: 0.0005.

Representative References

Labsolar-6A Photocatalytic Reaction System Cited by Li Chunzhong Team at East China University of Science and Technology

Cited by Li Zhenjiang Team at Qingdao University of Science and Technology

Cited by Jiang Jiaxing Team at Shaanxi Normal University

Cited by Liu Shengzhong Team at Shaanxi Normal University

Cited by Wang Ying Team at Institute of Applied Chemistry

Cited by Shenzhen University Team for Labsolar-6A All-Glass Trace Gas Analysis System

  • Photocatalysis with Membranes
  • Photodegradation of Gaseous Pollutants
  • Photo-Thermal Catalysis (Negative Pressure Atmospheric System)
  • PEC Photoelectrochemical
  • Photocatalytic Quantum Efficiency Measurement
  • Electrochemistry
  • Photocatalytic Carbon Dioxide Reduction
  • Photocatalytic Complete Water Splitting
  • Photocatalytic Water Splitting for Hydrogen/Oxygen
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