O2 12.0%

Hydrogen Sulfide (H₂S) 10 PPM / Carbon Monoxide (CO) 50 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 12.0% / Nitrogen BAL 4-Gas Calibration Gas – 34L 500 PSI C-10 Aluminum Disposable (Reactive)

34L Disposable 12.0% O₂ Calibration Gas – Critical Oxygen Depletion Simulation This 34L disposable reactive 4-gas calibration cylinder is designed to simulate critical oxygen-deficient environments at 12.0% O₂, representing a severe atmospheric...

Hydrogen Sulfide (H₂S) 10 PPM / Carbon Monoxide (CO) 50 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 15.0% / Nitrogen BAL 4-Gas Calibration Gas – 34L 500 PSI C-10 Aluminum Disposable (Reactive)

34L Disposable 15.0% O₂ Calibration Gas – Extreme Low-Oxygen Simulation This 34 Liter disposable reactive 4-gas calibration cylinder is formulated to simulate extreme oxygen-deficient environments at 15.0% O₂, creating a high-severity validation...