Product Description
680L CO / Pentane / Oxygen Calibration Gas (25% LEL, 20.9% O₂) for High-Volume Calibration Programs
This 680L calibration gas cylinder is engineered for high-volume calibration and facility-wide compliance programs, featuring a precise blend of Carbon Monoxide (CO) 100 PPM, Pentane (C₅H₁₂) 0.375% (25% LEL), and Oxygen (O₂) 20.9%, balanced with nitrogen. Pressurized to 1800 PSI, this non-reactive disposable aluminum cylinder is ideal for large-scale operations requiring extended runtime, reduced replacement frequency, and efficient gas management.
Gas Mixture & Cylinder Specifications
- Carbon Monoxide (CO): 100 PPM
- Pentane (C₅H₁₂): 0.375% (25% LEL)
- Oxygen (O₂): 20.9%
- Balance Gas: Nitrogen
- Cylinder Size: 680L (19 cu ft)
- Pressure: 1800 PSI
- Material: Aluminum
- Valve: CGA Specific
- Reactivity: Non-Reactive
Applications & Use Cases
- Facility-wide gas detector calibration programs
- High-frequency, multi-instrument calibration environments
- Compliance testing under normal atmospheric oxygen conditions (20.9%)
- LEL verification at 25% LEL pentane concentration
- Industrial plants, refineries, and large safety operations
Why Buyers Choose This 680L Cylinder
- Maximum runtime minimizes cylinder replacement frequency
- Lowest cost per calibration use
- Ideal for large teams and centralized calibration workflows
- 25% LEL + 20.9% O₂ aligns with standard compliance requirements
- Eliminates need for frequent ordering and handling of smaller cylinders
Custom Calibration Gas Solutions
We produce calibration gases for a wide variety of gas detectors. If you require a custom blend not listed, contact us for a quick quote tailored to your application.
Other Details
Warranty 48 monthsProduct Videos
Custom Field
Size 680L
Gas Composition CO / C5H12 / O2
Cylinder Material Aluminum
Cylinder Pressure 1800 PSI
Gas Reactivity Non-Reactive
Carbon Monoxide (CO) Concentration 100 PPM
Pentane (C5H12) Concentration 0.375% (25% LEL)
Oxygen (O2) Concentration 20.9%
