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LSSP-7890 PDHID helium ion Gas chromatograph
Product Features
High-Sensitivity PDHID Detector
Utilizes a premium pulsed discharge helium ionization detector capable of detecting trace impurities at ultra-low concentrations.
Multi-Component Gas Analysis
Simultaneously measures oxygen, nitrogen, methane, carbon monoxide, and carbon dioxide in a single run.
Electronic Pressure Control (EPC)
Provides precise gas flow and pressure regulation for improved analytical accuracy and repeatability.
Dedicated Hydrogen Purification System
Designed specifically for high-purity hydrogen applications, reducing contamination and extending detector life.
Intelligent Data Processing
Integrated chromatography workstation supports automatic data acquisition, peak integration, reporting, and analysis.
Long-Term Stability
Optimized gas path and anti-contamination structure ensure reliable operation under continuous laboratory use.
Imported Core Components
Built with high-quality international components to improve reliability and analytical consistency.
High-purity H2 analysis report
Analytical Conditions
| No. | Retention Time | Name | Concentration (ppm) | Peak Area |
| 1 | 1.999 | O₂ | 1.89 | 1495609 |
| 2 | 3.374 | N₂ | 1.94 | 2343692 |
| 3 | 5.074 | CH₄ | 2.05 | 2122156 |
| 4 | 6.837 | CO₂ | 2.02 | 1388244 |
| 5 | 9.786 | CO | 2.01 | 920476 |
| Total | — | — | 9.91 | 8270177 |
| Component | 1 | 2 | 3 | 4 | 5 | 6 | Average | Standard Deviation | RSD (%) |
| O₂ | 1.88 | 1.89 | 1.858 | 1.826 | 1.861 | 1.891 | 1.867666667 | 0.024776333 | 1.326592868 |
| N₂ | 1.954 | 1.94 | 1.984 | 1.861 | 1.914 | 2.008 | 1.9435 | 0.052152661 | 2.683440212 |
| CH₄ | 2.12 | 2.05 | 2.079 | 2.095 | 2.045 | 2.048 | 2.072833333 | 0.03055105 | 1.473878757 |
| CO₂ | 1.975 | 2.02 | 1.969 | 1.985 | 1.984 | 1.988 | 1.986833333 | 0.017724747 | 0.892110425 |
| CO | 2.16 | 2.01 | 2.132 | 2.052 | 2.066 | 2.063 | 2.0805 | 0.055265722 | 2.656367303 |
Product Specifications
| Parameter | Specification |
| Model | LSSP-7890 PDHID |
| Detector Type | PDHID (Pulsed Discharge Helium Ionization Detector) |
| Control System | EPC Electronic Pressure Control |
| Carrier Gas | High-Purity Helium |
| Sample Gas | High-Purity Hydrogen |
| Analytes | O₂, N₂, CH₄, CO, CO₂ |
| Detection Range | ppm to ppb |
| Data Processing | Chromatography Workstation |
| Operation Mode | Automatic Analysis |
| Communication | Network Data Transmission |
| Application | Trace Gas Impurity Analysis |
Application Areas
Semiconductor Industry
Industrial Gas Production
Specialty Gas Manufacturing
Research Laboratories
Petrochemical Industry
Environmental and Energy Applications
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