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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 1810-5262 Replacement - 25 PPM Hydrogen Sulfide, 50 PPM Carbon Monoxide, 50% LEL Methane, 20.9% Oxygen (Air), Balance Nitrogen (58L)
$248.0025 PPM Hydrogen Sulfide, 50 PPM Carbon Monoxide, 50% LEL Methane, 20.9% Oxygen (Air), Balance Nitrogen, 58 Liter Aluminum Cylinder (Industrial Scientific 18105262 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-7995 Replacement - 25 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 2.5% Carbon Dioxide, 25% LEL Pentane, 19% Oxygen, Balance Nitrogen (58L)
$248.0025 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 2.5% Carbon Dioxide, 25% LEL Pentane, 19% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (Industrial Scientific 18107995 Equivalent). RFID tag is not included. -
Industrial Scientific 1810-6179 Replacement - 25 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 50% LEL Propane, 19% Oxygen, Balance Nitrogen (58L)
$248.0025 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 50% LEL Propane, 19% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (Industrial Scientific 18106179 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 1810-4331 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 1810-9092 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 1810-9191 Replacement - 25 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 25% LEL Pentane, 18% Oxygen, Balance Nitrogen (29L)
$165.0025 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 25% LEL Pentane, 18% Oxygen, Balance Nitrogen, 29 Liter Aluminum Cylinder (Industrial Scientific 18109191 Equivalent). RFID tag is not included. -
SALE
Industrial Scientific 1810-9182 Replacement - 25 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 2.5% Carbon Dioxide, 25% LEL Pentane, 18% Oxygen, Balance Nitrogen (58L)
$298.00
$330.00
25 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 2.5% Carbon Dioxide, 25% LEL Pentane, 18% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (Industrial Scientific 18109182 Equivalent). RFID tag is not included. -
RKI Instruments 81-0154RK-08 Replacement - 25 PPM Hydrogen Sulfide, 50 PPM Carbon Monoxide, 50% LEL Methane, 12% Oxygen, Balance Nitrogen (29L)
$165.0025 PPM Hydrogen Sulfide, 50 PPM Carbon Monoxide, 50% LEL Methane, 12% Oxygen, Balance Nitrogen, 29 Liter Aluminum Cylinder (RKI Instruments 81-0154RK-08 Equivalent). -
RKI Instruments 81-0156RK-02 Replacement - 25 PPM Hydrogen Sulfide, 50 PPM Carbon Monoxide, 32% LEL Pentane, 14% Oxygen, Balance Nitrogen (58L)
$248.0025 PPM Hydrogen Sulfide, 50 PPM Carbon Monoxide, 32% LEL Pentane, 14% Oxygen, Balance Nitrogen, 58 Liter Aluminum Cylinder (RKI Instruments 81-0156RK-02 Equivalent).
