Product Description
221L Ethylene, Ethane & Methane Calibration Gas – 1,000 PPM Hydrocarbon Mix
This Ethylene (C₂H₄), Ethane (C₂H₆), and Methane (CH₄) calibration gas mixture delivers precise 1,000 PPM concentrations of each hydrocarbon component, balanced in nitrogen for stable and repeatable detector calibration.
The 221-liter cylinder size is designed for operations requiring higher calibration volume than standard cylinders, while avoiding the size and handling demands of large bulk cylinders.
It provides an efficient solution for facilities managing multiple gas detectors or routine calibration schedules, ensuring consistent sensor response across hydrocarbon detection systems.
Gas Composition
| Gas | Concentration |
|---|---|
| Ethylene (C₂H₄) | 1,000 PPM |
| Ethane (C₂H₆) | 1,000 PPM |
| Methane (CH₄) | 1,000 PPM |
| Balance Gas | Nitrogen (N₂) |
Cylinder Specifications
| Specification | Details |
|---|---|
| Cylinder Size | 221 Liters |
| Pressure | 250 PSI |
| Valve Type | CGA-165 |
| Cylinder Material | Steel |
| Reactivity | Non-Reactive |
| Disposable | Yes |
Applications & Compatibility
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Multi-instrument gas detector calibration
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Routine calibration programs with moderate volume demand
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Industrial hygiene and compliance testing
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Oil & gas, petrochemical, and manufacturing environments
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Environmental monitoring and emissions testing
Compatible with portable and fixed gas detection systems requiring hydrocarbon calibration mixtures.
Why Buyers Choose This 221L Cylinder
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Higher capacity than mid-size cylinders (116L–120L)
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Reduces frequency of cylinder replacements
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More manageable than large bulk cylinders (680L)
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Ideal for multi-device calibration workflows
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CGA-165 valve compatibility for appropriate regulator setups
Custom Gas Blends Available
Need a different concentration or gas combination?
We supply custom calibration gas mixtures built to match your exact detector requirements and compliance standards.