Product Description
4 Gas H2S CO CH4 O2 Calibration Gas – 66L Cylinder
Designed for routine gas detector verification, this four-gas calibration mixture allows safety technicians to validate toxic, oxygen, and combustible sensor response using a single portable cylinder. Ideal for daily bump testing and scheduled calibration programs in industrial and confined-space environments.
Gas Concentrations
| Component | Concentration |
|---|---|
| Hydrogen Sulfide (H₂S) | 75 PPM |
| Carbon Monoxide (CO) | 100 PPM |
| Methane (CH₄) | 2.5% (50% LEL) |
| Oxygen (O₂) | 16.0% |
| Balance | Nitrogen |
Cylinder Specifications
| Property | Value |
|---|---|
| Cylinder Size | 66L (2.3 ft³) |
| Cylinder Specification | C-10 |
| Cylinder Material | Aluminum |
| Gas Reactivity | Reactive |
What This Mixture Verifies
-
Toxic gas channels (H₂S, CO)
-
Oxygen deficiency monitoring (O₂)
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Combustible gas response (LEL methane)
Using one cylinder reduces calibration time and ensures sensors respond correctly before entry into hazardous areas.
Typical Applications
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Confined space entry programs
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Pre-shift bump testing
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Industrial safety inspections
-
Wastewater monitoring
-
Maintenance calibration schedules
Need Another Blend?
We supply a wide range of calibration mixtures.
Request a custom concentration set matched to your detector requirements.
