Shop by Brand
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.
| Biosystems > | BW Technologies > | Draeger > |
| Gas Clip Technologies > | GfG > | Industrial Scientific > |
| Lumidor > | MSA > | RAE Systems > |
| RKI Instruments > |
-
RKI Instruments 81-0159RK-02 Replacement - 5 PPM Sulfur Dioxide, 50 PPM Carbon Monoxide, 50% LEL Methane, 12% Oxygen, Balance Nitrogen (58L)
$248.005 PPM Sulfur Dioxide, 50 PPM Carbon Monoxide, 50% LEL Methane, 12% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (RKI Instruments 81-0159RK-02 Equivalent). -
Industrial Scientific 1810-9185 Replacement - 25 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 2.5% Carbon Dioxide, 40% LEL Methane, 18% Oxygen, Balance Nitrogen (58L)
$595.0025 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 2.5% Carbon Dioxide, 40% LEL Methane, 18% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (Industrial Scientific 18109185 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-4331 Replacement - 25 PPM Hydrogen Sulfide, 40% LEL Methane, 19% Oxygen, Balance Nitrogen (58L)
$248.0025 PPM Hydrogen Sulfide, 40% LEL Methane, 19% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (Industrial Scientific 18104331 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-9175 Replacement - 100 PPM Carbon Monoxide, 40% LEL Methane, 18% Oxygen, Balance Nitrogen (103L)
$145.00100 PPM Carbon Monoxide, 40% LEL Methane, 18% Oxygen, Balance Nitrogen, 103 Liter Steel Cylinder (Industrial Scientific 18109175 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 1810-9192 Replacement - 25 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 50% LEL Methane, 18% Oxygen, Balance Nitrogen (29L)
$165.0025 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 50% LEL Methane, 18% Oxygen, Balance Nitrogen, 29 Liter Aluminum Cylinder (Industrial Scientific 18109192 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-3143 Replacement - 50 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 50% LEL Methane, 16% Oxygen, Balance Nitrogen (58L)
$248.0050 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 50% LEL Methane, 16% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (Industrial Scientific 18103143 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-9183 Replacement - 25 PPM Hydrogen Sulfide, 250 PPM Carbon Monoxide, 50% LEL Methane, 18% Oxygen, Balance Nitrogen (58L)
$248.0025 PPM Hydrogen Sulfide, 250 PPM Carbon Monoxide, 50% LEL Methane, 18% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (Industrial Scientific 18109183 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 1810-5825 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.
