E-Gas Depot

Hydrogen Sulfide (H₂S) 5 PPM / Carbon Monoxide (CO) 100 PPM / Methane (CH₄) 2.5% (50% LEL)/ Oxygen (O₂) 20.9% / Nitrogen BAL Calibration Gas – 120L – Custom Mix

Low H2S 4 Gas Calibration Gas – 120L Cylinder This custom four-gas calibration mixture verifies detector sensitivity at low hydrogen sulfide levels while confirming carbon monoxide and...

Hydrogen Sulfide (H₂S) 5 PPM / Carbon Monoxide (CO) 100 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 20.9% / Nitrogen BAL Calibration Gas – 116L – Custom Mix

Low H2S 4 Gas Calibration Gas – 116L Cylinder This custom four-gas calibration mixture confirms detector sensitivity at low hydrogen sulfide concentrations while validating carbon monoxide and...

Hydrogen Sulfide (H₂S) 40 PPM / Carbon Monoxide (CO) 200 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 20.9% / Nitrogen BAL Calibration Gas – 66L

High CO 4 Gas Calibration Gas – 66L Cylinder This four-gas calibration mixture is designed to confirm detector response at elevated carbon monoxide alarm levels while validating hydrogen...

Hydrogen Sulfide (H₂S) 40 PPM / Carbon Monoxide (CO) 200 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 20.9% / Nitrogen BAL Calibration Gas – 60L

High CO 4 Gas Calibration Gas – 60L Cylinder This four-gas calibration mixture confirms detector response at elevated carbon monoxide alarm levels while verifying hydrogen sulfide and...

Hydrogen Sulfide (H₂S) 40 PPM / Carbon Monoxide (CO) 200 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 20.9% / Nitrogen BAL Calibration Gas – 44L

High CO 4 Gas Calibration Gas – 44L Cylinder This four-gas calibration mixture is designed to validate elevated carbon monoxide alarm thresholds while confirming hydrogen sulfide and...

Hydrogen Sulfide (H₂S) 40 PPM / Carbon Monoxide (CO) 200 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 20.9% / Nitrogen BAL Calibration Gas – 34L

High CO 4 Gas Calibration Gas – 34L Cylinder This four-gas calibration mixture verifies detector response at elevated carbon monoxide alarm thresholds while confirming hydrogen sulfide and...

Hydrogen Sulfide (H₂S) 40 PPM / Carbon Monoxide (CO) 200 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 20.9% / Nitrogen BAL Calibration Gas – 120L

High CO 4 Gas Calibration Gas – 120L Cylinder This large-volume four-gas calibration mixture supports ongoing detector maintenance where elevated carbon monoxide alarm setpoints must be...

Hydrogen Sulfide (H₂S) 40 PPM / Carbon Monoxide (CO) 200 PPM / Methane (CH₄) 2.5% (50% LEL)/ Oxygen (O₂) 20.9% / Nitrogen BAL Calibration Gas – 116L

High CO Four Gas Calibration Gas – 116L Cylinder This multi-gas calibration cylinder verifies detector performance where elevated carbon monoxide thresholds must be confirmed along with...

Hydrogen Sulfide (H₂S) 40 PPM / Carbon Monoxide (CO) 100 PPM / Methane (CH₄) 50% LEL / Oxygen (O₂) 19.0% / Nitrogen BAL Calibration Gas – 66L

Low Oxygen Four Gas Calibration Gas – 66L Cylinder This calibration mixture is engineered for environments where oxygen deficiency detection must be verified alongside toxic and combustible...

Hydrogen Sulfide (H₂S) 40 PPM / Carbon Monoxide (CO) 100 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 19.0% / Nitrogen BAL Calibration Gas – 44L

Portable Confined Space Calibration Gas – 44L Cylinder This reduced-oxygen calibration mixture verifies detector readiness where atmospheric safety cannot be assumed. The 19.0% oxygen...

Hydrogen Sulfide (H₂S) 40 PPM / Carbon Monoxide (CO) 100 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 19.0% / Nitrogen BAL Calibration Gas – 34L

Compact Confined Space Calibration Gas – 34L Cylinder This reduced-oxygen calibration mixture is used when technicians need to confirm monitor readiness immediately before entry into...

Hydrogen Sulfide (H₂S) 40 PPM / Carbon Monoxide (CO) 100 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 19.0% / Nitrogen BAL Calibration Gas – 120L

High Capacity Confined Space Calibration Gas – 120L Cylinder This reduced-oxygen calibration mixture is used by facilities that perform frequent monitor verification and need extended service...