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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 1810-9173 Replacement - 25% LEL Pentane, 18% Oxygen, Balance Nitrogen (103L)
$145.0025% LEL Pentane, 18% Oxygen, Balance Nitrogen, 103 Liter Steel Cylinder (Industrial Scientific 18109173 Equivalent). RFID tag is not included.- Out of stock
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Industrial Scientific 1810-8571 Replacement - 5 PPM Nitrogen Dioxide, 100 PPM Carbon Monoxide, 2.5% Methane, 19% Oxygen, Balance Nitrogen (58L)
$335.005 PPM Nitrogen Dioxide, 100 PPM Carbon Monoxide, 2.5% Methane, 19% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (Industrial Scientific 18108571 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-9178 Replacement - 5 PPM Nitrogen Dioxide, 100 PPM Carbon Monoxide, 25% LEL Pentane, 18% Oxygen, Balance Nitrogen (58L)
$335.005 PPM Nitrogen Dioxide, 100 PPM Carbon Monoxide, 25% LEL Pentane, 18% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (Industrial Scientific 18109178 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-5825 Replacement - 75 PPM Hydrogen Sulfide, 200 PPM Carbon Monoxide, 25% LEL Methane, 15% Oxygen, Balance Nitrogen (Bump Gas)
$62.0075 PPM Hydrogen Sulfide, 200 PPM Carbon Monoxide, 25% LEL Methane, 15% Oxygen, Balance Nitrogen, 11L Bump Gas Cylinder (Industrial Scientific 18105825 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-9101 Replacement - 25 PPM Hydrogen Sulfide, 50 PPM Carbon Monoxide, 50% LEL Methane, 20.9% Oxygen (Air), Balance Nitrogen (116L)
$445.0025 PPM Hydrogen Sulfide, 50 PPM Carbon Monoxide, 50% LEL Methane, 20.9% Oxygen (Air), Balance Nitrogen, 116 Liter Aluminum Cylinder (Industrial Scientific 18109101 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-9077 Replacement - 25 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 25% LEL Pentane, 19% Oxygen, Balance Nitrogen (116L)
$445.0025 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 25% LEL Pentane, 19% Oxygen, Balance Nitrogen, 116 Liter Aluminum Cylinder (Industrial Scientific 18109077 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-9083 Replacement - 25 PPM Hydrogen Sulfide, 25% LEL Pentane, 19% Oxygen, Balance Nitrogen (116L)
$445.0025 PPM Hydrogen Sulfide, 25% LEL Pentane, 19% Oxygen, Balance Nitrogen, 116 Liter Aluminum Cylinder (Industrial Scientific 18109083 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-9103 Replacement - 50 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 50% LEL Methane, 16% Oxygen, Balance Nitrogen (116L)
$445.0050 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 50% LEL Methane, 16% Oxygen, Balance Nitrogen, 116 Liter Aluminum Cylinder (Industrial Scientific 18109103 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-9188 Replacement - 25 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 50% LEL Propane, 18% Oxygen, Balance Nitrogen (116L)
$445.0025 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 50% LEL Propane, 18% Oxygen, Balance Nitrogen, 116 Liter Aluminum Cylinder (Industrial Scientific 18109188 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-9157 Replacement - 25 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 25% LEL Pentane, 18% Oxygen, Balance Nitrogen (116L)
$445.0025 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 25% LEL Pentane, 18% Oxygen, Balance Nitrogen, 116 Liter Aluminum Cylinder (Industrial Scientific 18109157 Equivalent). RFID tag is not included.
