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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 1810-9190 Replacement - 100 PPM Carbon Monoxide, 25% LEL Pentane, 18% Oxygen, Balance Nitrogen (34L)
$62.00100 PPM Carbon Monoxide, 25% LEL Pentane, 18% Oxygen, Balance Nitrogen, 34 Liter Steel Cylinder (Industrial Scientific 18109190 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-5122 Replacement - 50 PPM Carbon Monoxide, 50% LEL Propane, 18% Oxygen, Balance Nitrogen (103L)
$145.0050 PPM Carbon Monoxide, 50% LEL Propane, 18% Oxygen, Balance Nitrogen, 103 Liter Steel Cylinder (Industrial Scientific 18105122 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-8548 Replacement - 100 PPM Carbon Monoxide, 2.5% Carbon Dioxide, 2.5% Methane, 19% Oxygen, Balance Nitrogen (103L)
$145.00100 PPM Carbon Monoxide, 2.5% Carbon Dioxide, 2.5% Methane, 19% Oxygen, Balance Nitrogen, 103 Liter Steel Cylinder (Industrial Scientific 18108548 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-1253 Replacement - 100 PPM Carbon Monoxide, 25% LEL Pentane, 19% Oxygen, Balance Nitrogen (34L)
$62.00100 PPM Carbon Monoxide, 25% LEL Pentane, 19% Oxygen, Balance Nitrogen, 34 Liter Steel Cylinder (Industrial Scientific 18101253 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-4521 Replacement - 100 PPM Carbon Monoxide, 5% Carbon Dioxide, 25% LEL Pentane, 19% Oxygen, Balance Nitrogen (103L)
$145.00100 PPM Carbon Monoxide, 5% Carbon Dioxide, 25% LEL Pentane, 19% Oxygen, Balance Nitrogen, 103 Liter Steel Cylinder (Industrial Scientific 18104521 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-4455 Replacement - 50 PPM Carbon Monoxide, 50% LEL Pentane, 19% Oxygen, Balance Nitrogen (103L)
$145.0050 PPM Carbon Monoxide, 50% LEL Pentane, 19% Oxygen, Balance Nitrogen, 103 Liter Steel Cylinder (Industrial Scientific 18104455 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-5676 Replacement - 100 PPM Carbon Monoxide, 25% LEL Pentane, 15% Oxygen, Balance Nitrogen (103L)
$145.00100 PPM Carbon Monoxide, 25% LEL Pentane, 15% Oxygen, Balance Nitrogen, 103 Liter Steel Cylinder (Industrial Scientific 18105676 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-9165 Replacement - 100 PPM Carbon Monoxide, 25% LEL Pentane, 18% Oxygen, Balance Nitrogen (103L)
$145.00100 PPM Carbon Monoxide, 25% LEL Pentane, 18% Oxygen, Balance Nitrogen, 103 Liter Steel Cylinder (Industrial Scientific 18109165 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.
