H2S-CO-Methane-O2

Hydrogen Sulfide (H₂S) 25 PPM / Carbon Monoxide (CO) 100 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 12.0% / Nitrogen BAL 4-Gas Calibration Gas – 60L 1000 PSI C-10 Aluminum – Custom Mix

60L 1000 PSI 4-Gas Calibration Cylinder – 12.0% Oxygen Extreme Deficiency Blend This custom 4-gas calibration gas is formulated for validation of detector performance under substantially depleted oxygen environments. With oxygen set at 12.0%,...

Hydrogen Sulfide (H₂S) 25 PPM / Carbon Monoxide (CO) 100 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 12.0% / Nitrogen BAL 4-Gas Calibration Gas – 66L 1150 PSI C-10 Aluminum – Custom Mix

66L 1150 PSI 4-Gas Calibration Gas – 12.0% Oxygen Extreme Deficiency Blend This custom 4-gas calibration cylinder is engineered for validation of multi-gas detector performance under extreme oxygen depletion conditions. At 12.0% oxygen, this...

Hydrogen Sulfide (H₂S) 25 PPM / Carbon Monoxide (CO) 100 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 15.0% / Nitrogen BAL 4-Gas Calibration Gas – 116L 1000 PSI C-10 Aluminum – Custom Mix

116L 1000 PSI 4-Gas Calibration Gas – 15.0% Oxygen Severe Deficiency Blend This custom 4-gas calibration cylinder is engineered for structured safety programs requiring validation of detector performance under pronounced oxygen displacement...

Hydrogen Sulfide (H₂S) 25 PPM / Carbon Monoxide (CO) 100 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 15.0% / Nitrogen BAL 4-Gas Calibration Gas – 120L 1050 PSI C-10 Aluminum – Custom Mix

120L 1050 PSI 4-Gas Calibration Cylinder – 15.0% Oxygen Severe Deficiency Blend This custom 4-gas calibration mixture is engineered for organizations requiring sustained validation of detector performance under substantial oxygen displacement...

Hydrogen Sulfide (H₂S) 25 PPM / Carbon Monoxide (CO) 100 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 15.0% / Nitrogen BAL 4-Gas Calibration Gas – 34L 500 PSI C-10 Aluminum – Custom Mix

34L 500 PSI 4-Gas Calibration Cylinder – 15.0% Oxygen Severe Deficiency This custom 4-gas calibration mixture is configured for short-cycle validation of multi-gas detector response under substantial oxygen displacement conditions. At 15.0%...

Hydrogen Sulfide (H₂S) 25 PPM / Carbon Monoxide (CO) 100 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 15.0% / Nitrogen BAL 4-Gas Calibration Gas – 44L 750 PSI C-10 Aluminum – Custom Mix

44L 750 PSI 4-Gas Calibration Gas – 15.0% Oxygen Deficiency Custom Blend This custom 4-gas calibration cylinder is configured for programs requiring controlled simulation of significant oxygen depletion in a field-manageable format. At 15.0%...

Hydrogen Sulfide (H₂S) 25 PPM / Carbon Monoxide (CO) 100 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 15.0% / Nitrogen BAL 4-Gas Calibration Gas – 60L 1000 PSI C-10 Aluminum – Custom Mix

60L 1000 PSI 4-Gas Calibration Cylinder – 15.0% Oxygen Deficiency This custom 4-gas calibration mixture is formulated for validation of multi-gas detector response under substantial oxygen displacement conditions. At 15.0% oxygen, this blend...

Hydrogen Sulfide (H₂S) 25 PPM / Carbon Monoxide (CO) 100 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 15.0% / Nitrogen BAL 4-Gas Calibration Gas – 66L 1150 PSI C-10 Aluminum – Custom Mix

66L 1150 PSI 4-Gas Calibration Gas – 15.0% Oxygen Severe Deficiency Blend This custom 4-gas calibration mixture is engineered for programs requiring validation of detector performance under substantial oxygen displacement conditions. At 15.0%...

Hydrogen Sulfide (H₂S) 25 PPM / Carbon Monoxide (CO) 100 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 17.0% / Nitrogen BAL 4-Gas Calibration Gas – 116L 1000 PSI C-10 Aluminum

116L 1000 PSI 4-Gas Calibration Gas – 17.0% Oxygen Displacement Validation This 4-gas calibration cylinder is configured for programs that require confirmation of oxygen alarm activation under significant deficiency conditions rather than minimum...

Hydrogen Sulfide (H₂S) 25 PPM / Carbon Monoxide (CO) 100 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 17.0% / Nitrogen BAL 4-Gas Calibration Gas – 120L 1050 PSI C-10 Aluminum

Technical 4-Gas Calibration Standard – 17.0% Oxygen | 120L 1050 PSI This 4-gas calibration mixture is formulated for validation of multi-gas detectors operating in regulated confined space environments where deeper oxygen displacement simulation...

Hydrogen Sulfide (H₂S) 25 PPM / Carbon Monoxide (CO) 100 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 17.0% / Nitrogen BAL 4-Gas Calibration Gas – 34L 500 PSI C-10 Aluminum Disposable

34L Disposable 4-Gas Calibration Cylinder – 17.0% Oxygen Deficiency This compact disposable 4-gas calibration blend is engineered for technicians who require deeper oxygen alarm validation in a portable, simplified format. Gas Blend...

Hydrogen Sulfide (H₂S) 25 PPM / Carbon Monoxide (CO) 100 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 17.0% / Nitrogen BAL 4-Gas Calibration Gas – 44L 750 PSI C-10 Aluminum

44L 750 PSI 4-Gas Calibration Gas – 17.0% Oxygen Deficiency Simulation This mid-size 4-gas calibration cylinder is formulated for programs requiring strong oxygen-displacement alarm validation in a manageable, field-ready configuration. Gas...