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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 1810-9092 Replacement - 25 PPM Hydrogen Sulfide, 2.5% Methane, 19% Oxygen, Balance Nitrogen (116L)
$445.0025 PPM Hydrogen Sulfide, 2.5% Methane, 19% Oxygen, Balance Nitrogen, 116 Liter Aluminum Cylinder (Industrial Scientific 18109092 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-2241 Replacement - 25 PPM Hydrogen Sulfide, 50% LEL Methane, 19% Oxygen, Balance Nitrogen (58L)
$248.0025 PPM Hydrogen Sulfide, 50% LEL Methane, 19% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (Industrial Scientific 18102241 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-6914 Replacement - 25 PPM Hydrogen Sulfide, 50 PPM Carbon Monoxide, 32.4% LEL Methane, 18% Oxygen, Balance Nitrogen (58L)
$248.0025 PPM Hydrogen Sulfide, 50 PPM Carbon Monoxide, 32.4% LEL Methane, 18% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (Industrial Scientific 18106914 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-9184 Replacement - 5 PPM Nitrogen Dioxide, 100 PPM Carbon Monoxide, 2.5% Methane, 18% Oxygen, Balance Nitrogen (58L)
$335.005 PPM Nitrogen Dioxide, 100 PPM Carbon Monoxide, 2.5% Methane, 18% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (Industrial Scientific 18109184 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-2243 Replacement - 50 PPM Carbon Monoxide, 50% LEL Methane, 19% Oxygen, Balance Nitrogen (103L)
$145.0050 PPM Carbon Monoxide, 50% LEL Methane, 19% Oxygen, Balance Nitrogen, 103 Liter Steel Cylinder (Industrial Scientific 18102243 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-7847 Replacement - 100 PPM Carbon Monoxide, 40% LEL Methane, 19% Oxygen, Balance Nitrogen (103L)
$145.00100 PPM Carbon Monoxide, 40% LEL Methane, 19% Oxygen, Balance Nitrogen, 103 Liter Steel Cylinder (Industrial Scientific 18107847 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-9158 Replacement - 25 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 2.5% Methane, 18% Oxygen, Balance Nitrogen (116L)
$445.0025 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 2.5% Methane, 18% Oxygen, Balance Nitrogen, 116 Liter Aluminum Cylinder (Industrial Scientific 18109158 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-8035 Replacement - 25 PPM Hydrogen Sulfide, 250 PPM Carbon Monoxide, 50% LEL Methane, 19% Oxygen, Balance Nitrogen (58L)
$248.0025 PPM Hydrogen Sulfide, 250 PPM Carbon Monoxide, 50% LEL Methane, 19% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (Industrial Scientific 18108035 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-9174 Replacement - 100 PPM Carbon Monoxide, 2.5% Methane, 18% Oxygen, Balance Nitrogen (103L)
$145.00100 PPM Carbon Monoxide, 2.5% Methane, 18% Oxygen, Balance Nitrogen, 103 Liter Steel Cylinder (Industrial Scientific 18109174 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.
