Product Description
221L Disposable Calibration Gas – Extended Use CO, 50% LEL Propane, and Ambient Oxygen (20.9%)
This high-capacity, low-pressure calibration gas cylinder contains Carbon Monoxide (CO) 50 PPM, Propane (C₃H₈) 1.1% (50% LEL), and Oxygen (O₂) 20.9%, balanced with Nitrogen. Supplied in a 221-liter steel cylinder at 250 PSI with a CGA-165 valve, this configuration is designed for extended calibration use with simplified pressure handling.
Gas Composition & Cylinder Specifications
- Carbon Monoxide (CO): 50 PPM
- Propane (C₃H₈): 1.1% (50% LEL)
- Oxygen (O₂): 20.9% (Ambient Level)
- Balance Gas: Nitrogen
- Cylinder Size: 221 Liters (7.5 Cubic Feet)
- Pressure: 250 PSI
- Material: Steel
- Valve: CGA-165
- Cylinder Type: Disposable
- Reactivity: Non-Reactive
Designed for Long-Duration, Low-Pressure Calibration
This cylinder is ideal for:
- Extended calibration cycles without frequent replacement
- Applications where high-pressure systems are unnecessary
- Simplified regulator setups
- Facilities prioritizing volume over pressure output
Why This Configuration Exists
- Large 221L capacity reduces replacement frequency
- 250 PSI allows easier handling and controlled gas release
- 50% LEL propane ensures accurate combustible gas testing
- 20.9% oxygen replicates real atmospheric conditions
- Cost-efficient solution for consistent calibration demand
Applications
- Industrial facilities with steady calibration needs
- Environmental monitoring programs
- Safety compliance operations
- Gas detection maintenance routines
- Training and testing environments
Custom Calibration Gas Available
We provide custom gas mixtures and cylinder configurations tailored to your application. Contact us for a fast quote.
Other Details
Warranty 48 monthsProduct Videos
Custom Field
Size 221LS
Gas Composition CO / C3H8 / O2
Cylinder Material Steel
Cylinder Pressure 250 PSI
Gas Reactivity Non-Reactive
Carbon Monoxide (CO) Concentration 50 PPM
Propane (C3H8) Concentration 1.1% (50% LEL)
Oxygen (O2) Concentration 20.9%
