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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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BW Technologies CG-Q34-4JK Replacement - 25 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 1.25% CH4 (50% LEL Pentane Simulant), 18% Oxygen, Balance Nitrogen (29L)
$165.0025 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 1.25% CH4 (50% LEL Pentane Simulant), 18% Oxygen, Balance Nitrogen, 29 Liter Aluminum Cylinder (BW Technologies CG-Q34-4JK Equivalent). -
BW Technologies CG-Q58-4 Replacement Gas for GasAlert MaxXT, Quattro, MicroClip and Micro5 (58L)
$248.0025 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 2.5% Methane, 18% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (BW Technologies CG-Q58-4 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 1810-6773 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. -
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). -
BW Technologies CG-Q58-3 Replacement - 25 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 50% LEL Propane, 20.9% Oxygen (Air), Balance Nitrogen (58L)
$248.0025 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 50% LEL Propane, 20.9% Oxygen (Air), Balance Nitrogen, 58 Liter Aluminum Cylinder (BW Technologies CG-Q58-3 Equivalent). -
BW Technologies CG-Q58 Replacement - 25 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 2.5% Methane, 20.9% Oxygen, Balance Nitrogen (58L)
$248.0025 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 2.5% Methane, 20.9% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (BW Technologies CG-Q58 Equivalent). -
BW Technologies CG-BUMP3 Replacement - 25 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 1.1% Propane, 20.9% Oxygen (Air), Balance Nitrogen (Bump Gas)
$62.0025 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 1.1% Propane, 20.9% Oxygen (Air), Balance Nitrogen, 11L Bump Gas Cylinder (BW Technologies CG-BUMP3 Equivalent). -
MSA 804770 Replacement - 10 PPM Hydrogen Sulfide, 300 PPM Carbon Monoxide, 1.45% (58% LEL) Pentane Simulant, 15% Oxygen, Balance Nitrogen (58L)
$248.0010 PPM Hydrogen Sulfide, 300 PPM Carbon Monoxide, 1.45% (58% LEL) Pentane Simulant, 15% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (MSA 804770 Equivalent). -
Industrial Scientific 1810-2283 Replacement - 25 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 50% LEL Methane, 15% Oxygen, Balance Nitrogen (Bump Gas)
$62.0025 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 50% LEL Methane, 15% Oxygen, Balance Nitrogen, 11L Bump Gas Cylinder (Industrial Scientific 18102283 Equivalent). RFID tag is not included.
