H2S-CO-Methane-O2

Hydrogen Sulfide (H₂S) 15 PPM / Carbon Monoxide (CO) 50 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 18.0% / Nitrogen BAL 4-Gas Calibration Gas – 60L 1000 PSI C-10 Aluminum

60L 4-Gas Calibration Blend – 15 PPM H₂S / 50 PPM CO with 18% Oxygen This 4-gas calibration cylinder is configured for organizations that prioritize lower toxic alarm thresholds and early detection strategies. By combining reduced H₂S and CO...

Hydrogen Sulfide (H₂S) 15 PPM / Carbon Monoxide (CO) 50 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 18.0% / Nitrogen BAL 4-Gas Calibration Gas – 60L 1000 PSI C-10 Aluminum

60L 4-Gas Calibration Blend – 15 PPM H₂S / 50 PPM CO with 18% Oxygen This 4-gas calibration cylinder is configured for organizations that prioritize lower toxic alarm thresholds and early detection strategies. By combining reduced H₂S and CO...

Hydrogen Sulfide (H₂S) 15 PPM / Carbon Monoxide (CO) 50 PPM / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 18.0% / Nitrogen BAL 4-Gas Calibration Gas – 66L 1150 PSI C-10 Aluminum

66L 1150 PSI 4-Gas Calibration Cylinder – 15 PPM H₂S / 50 PPM CO / 18% Oxygen This 4-gas calibration cylinder is engineered for facilities that program lower toxic alarm thresholds and require verification of moderate oxygen-deficiency response...

Hydrogen Sulfide (H₂S) 20 PPM / Carbon Monoxide (CO) 60 PPM / Methane (CH₄) 1.45% (58% LEL Pentane Equivalent) / Oxygen (O₂) 15.0% / Nitrogen BAL 4-Gas Calibration Gas – 116L 1000 PSI C-10 Aluminum (Reactive)

4-Gas Calibration Gas for Portable Detector Calibration This 4-gas calibration mixture contains Hydrogen Sulfide (H₂S) 20 ppm, Carbon Monoxide (CO) 60 ppm, Methane (CH₄) 1.45% (58% LEL Pentane Equivalent), and Oxygen (O₂) 15.0% balanced with Nitrogen...

Hydrogen Sulfide (H₂S) 20 PPM / Carbon Monoxide (CO) 60 PPM / Methane (CH₄) 1.45% (58% LEL Pentane Equivalent) / Oxygen (O₂) 15.0% / Nitrogen BAL 4-Gas Calibration Gas – 120L 1050 PSI C-10 Aluminum (Reactive)

4-Gas Calibration Gas for Multi-Gas Detector Verification This 4-gas calibration mixture contains Hydrogen Sulfide (H₂S) 20 ppm, Carbon Monoxide (CO) 60 ppm, Methane (CH₄) 1.45% (58% LEL Pentane Equivalent), and Oxygen (O₂) 15.0% balanced with Nitrogen...

Hydrogen Sulfide (H₂S) 20 PPM / Carbon Monoxide (CO) 60 PPM / Methane (CH₄) 1.45% (58% LEL Pentane Equivalent) / Oxygen (O₂) 15.0% / Nitrogen BAL 4-Gas Calibration Gas – 34L 500 PSI C-10 Aluminum (Reactive)

4-Gas Calibration Gas for Portable Gas Detector Accuracy This calibration gas mixture contains Hydrogen Sulfide (H₂S) 20 ppm, Carbon Monoxide (CO) 60 ppm, Methane (CH₄) 1.45% (58% LEL Pentane Equivalent), and Oxygen (O₂) 15.0% balanced with Nitrogen...

Hydrogen Sulfide (H₂S) 20 PPM / Carbon Monoxide (CO) 60 PPM / Methane (CH₄) 1.45% (58% LEL Pentane Equivalent) / Oxygen (O₂) 15.0% / Nitrogen BAL 4-Gas Calibration Gas – 44L 750 PSI C-10 Aluminum (Reactive)

4-Gas Calibration Gas for Portable Multi-Gas Detector Calibration (H₂S / CO / CH₄ / O₂) This four-gas calibration mixture is used to verify the accuracy and response performance of portable gas detectors that monitor toxic gases, combustible gases, and...

Hydrogen Sulfide (H₂S) 20 PPM / Carbon Monoxide (CO) 60 PPM / Methane (CH₄) 1.45% (58% LEL Pentane Equivalent) / Oxygen (O₂) 15.0% / Nitrogen BAL 4-Gas Calibration Gas – 60L 1000 PSI C-10 Aluminum (Reactive)

4-Gas Calibration Gas for Portable Multi-Gas Detector Calibration (H₂S / CO / CH₄ / O₂) This four-gas calibration mixture is designed to verify the performance of portable gas detection instruments used to monitor toxic gases, combustible gases, and...

Hydrogen Sulfide (H₂S) 20 PPM / Carbon Monoxide (CO) 60 PPM / Methane (CH₄) 1.45% (58% LEL Pentane Equivalent) / Oxygen (O₂) 15.0% / Nitrogen BAL 4-Gas Calibration Gas – 66L 1150 PSI C-10 Aluminum (Reactive)

4-Gas Calibration Gas for Portable Gas Detector Calibration (H₂S / CO / CH₄ / O₂) This four-gas calibration mixture is designed for verifying the accuracy of portable gas detectors used to monitor toxic gases, combustible gases, and oxygen levels in...

Hydrogen Sulfide (H₂S) 25 PPM / Carbon Monoxide (CO) 100 PPM / Methane (CH₄) 1.25% (25% LEL) / Oxygen (O₂) 19.0% / Nitrogen BAL 4-Gas Calibration Gas – 120L 1050 PSI C-10 Aluminum Cylinder (Custom Mix)

High-Capacity Custom 4-Gas Calibration Mixture for Detector Maintenance Programs This custom 4-gas calibration mixture contains Hydrogen Sulfide (H₂S) 25 ppm, Carbon Monoxide (CO) 100 ppm, Methane (CH₄) 1.25% (25% LEL), and Oxygen (O₂) 19.0% balanced...

Hydrogen Sulfide (H₂S) 25 PPM / Carbon Monoxide (CO) 100 PPM / Methane (CH₄) 1.25% (25% LEL) / Oxygen (O₂) 19.0% / Nitrogen BAL 4-Gas Calibration Gas – 34L 500 PSI C-10 Aluminum Disposable Cylinder (Custom Mix)

Compact Custom 4-Gas Calibration Cylinder for Portable Detectors This custom 4-gas calibration mixture contains Hydrogen Sulfide (H₂S) 25 ppm, Carbon Monoxide (CO) 100 ppm, Methane (CH₄) 1.25% (25% LEL), and Oxygen (O₂) 19.0% balanced with Nitrogen...

Hydrogen Sulfide (H₂S) 25 PPM / Carbon Monoxide (CO) 100 PPM / Methane (CH₄) 1.25% (25% LEL) / Oxygen (O₂) 19.0% / Nitrogen BAL 4-Gas Calibration Gas – 44L 750 PSI C-10 Aluminum Cylinder (Custom Mix)

Custom Quad Gas Calibration Cylinder for Portable Gas Detectors This custom 4-gas calibration mixture contains Hydrogen Sulfide (H₂S) 25 ppm, Carbon Monoxide (CO) 100 ppm, Methane (CH₄) 1.25% (25% LEL), and Oxygen (O₂) 19.0% balanced with Nitrogen. The...