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We've made it easy for you to find your equivalent calibration gas. Just enter your part number in the search box (top right of every page). Or use the filters in the left column to narrow in on your calibration gas. Save up to 50% of the cost of brand name gases. We supply identical mixtures with ISO and NIST certification.
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Industrial Scientific 1810-5536 Replacement Gas for Ventix MX4 and iBrid MX6 - 25 PPM H2S, 100 PPM CO, 50% LEL Methane, 19% O2, Balance Nitrogen (29L)
$165.0025 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 50% LEL Methane, 19% Oxygen, Balance Nitrogen, 29 Liter Aluminum Cylinder (Industrial Scientific 18105536 Equivalent). RFID tag is not included. -
MSA 10048280 Replacement - 20 PPM Hydrogen Sulfide, 60 PPM Carbon Monoxide, 1.45% (58% LEL) Pentane Simulant, 15% Oxygen, Balance Nitrogen (29L)
$165.0020 PPM Hydrogen Sulfide, 60 PPM Carbon Monoxide, 1.45% CH4 (58% LEL Pentane Simulant), 15% Oxygen, Balance Nitrogen, 29 Liter Aluminum Cylinder (MSA 10048280 Equivalent). -
Industrial Scientific 1810-6781 Replacement Gas for Ventis MX4 - 5 PPM NO2, 100 PPM CO, 25% LEL Methane, 19% O2, Balance Nitrogen (58L)
$335.005 PPM Nitrogen Dioxide, 100 PPM Carbon Monoxide, 25% LEL Methane, 19% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (Industrial Scientific 18106781 Equivalent). RFID tag is not included. -
MSA 10058171 Replacement Gas for ALTAIR 4X MSHA and Solaris - 10 PPM Nitrogen Dioxide, 60 PPM Carbon Monoxide, 2.5% Methane, 15% Oxygen, Balance Nitrogen (58L)
$370.0010 PPM Nitrogen Dioxide, 60 PPM Carbon Monoxide, 2.5% Methane, 15% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (MSA 10058171 Equivalent). -
BW Technologies CG-Q34-4 Replacement Gas for GasAlert MaxXT, Quattro, MicroClip and Micro5 (29L)
$165.0025 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 2.5% Methane, 18% Oxygen, Balance Nitrogen, 29 Liter Aluminum Cylinder (BW Technologies CG-Q34-4 Equivalent). -
Industrial Scientific 1810-3937 Replacement Gas for MX4, ITX and TMX - 25 PPM H2S, 100 PPM CO, 25% LEL Pentane, 19% O2, Balance Nitrogen (29L)
$165.0025 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 25% LEL Pentane, 19% Oxygen, Balance Nitrogen, 29 Liter Aluminum Cylinder (Industrial Scientific 18103937 Equivalent). RFID tag is not included. -
BW Technologies CG-Q58-4JK Replacement - 25 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 1.25% CH4 (50% LEL Pentane Simulant), 18% Oxygen, Balance Nitrogen (58L)
$248.0025 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 1.25% CH4 (50% LEL Pentane Simulant), 18% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (BW Technologies CG-Q58-4JK Equivalent). -
Industrial Scientific 1810-6773 Replacement Gas for Ventis MX4 - 5 PPM NO2, 100 PPM CO, 25% LEL Pentane, 19% O2, Balance Nitrogen (58L)
$335.005 PPM Nitrogen Dioxide, 100 PPM Carbon Monoxide, 25% LEL Pentane, 19% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (Industrial Scientific 18106773 Equivalent). RFID tag is not included. -
Gas Clip Technologies GCT-Q-116 Calibration Gas for Multi Gas Clip, MGC, MGC-P and MGC Pump (116L)
$445.0025 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 2.5% Methane, 18% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (Gas Clip Technologies GCT-Q-116 Equivalent). -
BW Technologies CG-ZERO Replacement Zero Air - 20.9% Oxygen (103 Liter)
$139.0020.9% Oxygen (Zero Air) Calibration Gas, Balance Nitrogen, 103 Liter Steel Cylinder (BW Technologies CG-ZERO Equivalent).
