40% LEL

Carbon Monoxide (CO) 50 PPM / Methane (CH₄) 2.0% (40% LEL) / Oxygen (O₂) 20.9% / Nitrogen BAL Calibration Gas – 103L 1000 PSI C-10 Steel Disposable (Non-Reactive)

103L 4 Gas Calibration Gas – 40% LEL Methane, CO, O₂ (Mid-Range Field Cylinder) This 103L 4 gas calibration gas is designed for multi-gas detector calibration under standard atmospheric conditions, featuring 50 PPM Carbon Monoxide (CO), 2.0%...

Carbon Monoxide (CO) 50 PPM / Methane (CH₄) 2.0% (40% LEL) / Oxygen (O₂) 20.9% / Nitrogen BAL Calibration Gas – 116L 1000 PSI C-10 Aluminum (Non-Reactive)

116L 4 Gas Calibration Gas – 40% LEL Methane, CO, O₂ (Field Alternative Cylinder) This 116L 4 gas calibration gas is designed for multi-gas detector calibration under standard atmospheric conditions, featuring 50 PPM Carbon Monoxide (CO), 2.0%...

Carbon Monoxide (CO) 50 PPM / Methane (CH₄) 2.0% (40% LEL) / Oxygen (O₂) 20.9% / Nitrogen BAL Calibration Gas – 11L 140 PSI Trigger Valve Aluminum Disposable (Non-Reactive)

11L 4 Gas Calibration Gas – 40% LEL Methane, CO, O₂ (Instant Trigger Valve) This 11L disposable 4 gas calibration gas is designed for rapid multi-gas detector calibration, featuring 50 PPM Carbon Monoxide (CO), 2.0% Methane (40% LEL), and 20.9%...

Carbon Monoxide (CO) 50 PPM / Methane (CH₄) 2.0% (40% LEL) / Oxygen (O₂) 20.9% / Nitrogen BAL Calibration Gas – 120L 1050 PSI C-10 Aluminum (Non-Reactive)

120L 4 Gas Calibration Gas – 40% LEL Methane, CO, O₂ (Primary Field Cylinder) This 120L 4 gas calibration gas is designed for multi-gas detector calibration under standard atmospheric conditions, featuring 50 PPM Carbon Monoxide (CO), 2.0% Methane...

Carbon Monoxide (CO) 50 PPM / Methane (CH₄) 2.0% (40% LEL) / Oxygen (O₂) 20.9% / Nitrogen BAL Calibration Gas – 17L 240 PSI CGA-600 Steel Disposable (Non-Reactive)

17L 4 Gas Calibration Gas – 40% LEL Methane, CO, O₂ (Compact Controlled Cylinder) This 17L disposable 4 gas calibration gas is designed for precision portable multi-gas calibration, featuring 50 PPM Carbon Monoxide (CO), 2.0% Methane (40% LEL),...

Carbon Monoxide (CO) 50 PPM / Methane (CH₄) 2.0% (40% LEL) / Oxygen (O₂) 20.9% / Nitrogen BAL Calibration Gas – 221L 250 PSI CGA-165 Steel Disposable (Non-Reactive)

221L 4 Gas Calibration Gas – 40% LEL Methane, CO, O₂ (Extended Runtime Cylinder) This 221L 4 gas calibration gas is designed for extended-duration multi-gas detector calibration, featuring 50 PPM Carbon Monoxide (CO), 2.0% Methane (40% LEL), and...

Carbon Monoxide (CO) 50 PPM / Methane (CH₄) 2.0% (40% LEL) / Oxygen (O₂) 20.9% / Nitrogen BAL Calibration Gas – 34L 500 PSI CGA-600 Steel Disposable (Non-Reactive)

34L 4 Gas Calibration Gas – 40% LEL Methane, CO, O₂ (Portable Controlled Cylinder) This 34L disposable 4 gas calibration gas is designed for portable multi-gas detector calibration, featuring 50 PPM Carbon Monoxide (CO), 2.0% Methane (40% LEL),...

Carbon Monoxide (CO) 50 PPM / Methane (CH₄) 2.0% (40% LEL) / Oxygen (O₂) 20.9% / Nitrogen BAL Calibration Gas – 60L 1000 PSI C-10 Aluminum (Non-Reactive)

60L 4 Gas Calibration Gas – 40% LEL Methane, CO, O₂ (Field Calibration Cylinder) This 60L 4 gas calibration gas is designed for multi-gas detector calibration under standard atmospheric conditions, featuring 50 PPM Carbon Monoxide (CO), 2.0%...

Carbon Monoxide (CO) 50 PPM / Methane (CH₄) 2.0% (40% LEL) / Oxygen (O₂) 20.9% / Nitrogen BAL Calibration Gas – 66L 1150 PSI C-10 Aluminum (Non-Reactive)

66L 4 Gas Calibration Gas – 40% LEL Methane, CO, O₂ (Baseline Atmosphere Cylinder) This 66L 4 gas calibration gas is designed for standard multi-gas detector calibration under atmospheric conditions, featuring 50 PPM Carbon Monoxide (CO), 2.0%...

Carbon Monoxide (CO) 50 PPM / Methane (CH₄) 2.0% (40% LEL) / Oxygen (O₂) 20.9% / Nitrogen BAL Calibration Gas – 680L 1800 PSI CGA Aluminum (Non-Reactive)

680L 4 Gas Calibration Gas – 40% LEL Methane, CO, O₂ (Facility-Scale Cylinder) This 680L high-capacity 4 gas calibration gas is designed for large-scale multi-gas detector calibration under standard atmospheric conditions, featuring 50 PPM Carbon...