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Industrial Scientific 1810-7995 Equivalent Calibration Gas: 25% LEL Pentane, 19% Oxygen, 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, 2.5% Carbon Dioxide, Balance Nitrogen

Industrial Scientific 1810-7995 Equivalent Calibration Gas: 25% LEL Pentane, 19% Oxygen, 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, 2.5% Carbon Dioxide, Balance Nitrogen

$209.95
Industrial Scientific 1810-8001 Methane Equivalent Calibration Gas - 2% vol. (CH4) 103L

Industrial Scientific 1810-8001 Methane Equivalent Calibration Gas - 2% vol. (CH4) 103L

$125.95
Industrial Scientific 1810-8035 Equivalent Calibration Gas: 50% LEL Methane, 19% Oxygen, 250 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen

Industrial Scientific 1810-8035 Equivalent Calibration Gas: 50% LEL Methane, 19% Oxygen, 250 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen

$209.95
Industrial Scientific 1810-8118 Carbon Dioxide Equivalent Calibration Gas - 3% vol. (CO2)

Industrial Scientific 1810-8118 Carbon Dioxide Equivalent Calibration Gas - 3% vol. (CO2)

$125.95

Industrial Scientific 1810-8548 Equivalent Calibration Gas: 2.5% vol. Methane, 19% Oxygen, 100 ppm Carbon Monoxide, 2.5% Carbon Dioxide, Balance Nitrogen

$125.95
Industrial Scientific 1810-8571 Equivalent Calibration Gas: 2.5% vol. Methane, 19% Oxygen, 100 ppm Carbon Monoxide, 5 ppm Nitrogen Dioxide, Balance Nitrogen

Industrial Scientific 1810-8571 Equivalent Calibration Gas: 2.5% vol. Methane, 19% Oxygen, 100 ppm Carbon Monoxide, 5 ppm Nitrogen Dioxide, Balance Nitrogen

$325.95
Industrial Scientific 1810-9077 Equivalent Calibration Gas: 25% LEL Pentane, 19% Oxygen, 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen

Industrial Scientific 1810-9077 Equivalent Calibration Gas: 25% LEL Pentane, 19% Oxygen, 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen

$487.95
Industrial Scientific 1810-9078 Hydrogen Sulfide Equivalent Calibration Gas - 25 ppm (H2S) 116L

Industrial Scientific 1810-9078 Hydrogen Sulfide Equivalent Calibration Gas - 25 ppm (H2S) 116L

$251.95
Industrial Scientific 1810-9080 Equivalent Calibration Gas: 2.5% vol. Methane, 19% Oxygen, 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen

Industrial Scientific 1810-9080 Equivalent Calibration Gas: 2.5% vol. Methane, 19% Oxygen, 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen

$377.95
Industrial Scientific 1810-9083 Equivalent Calibration Gas: 25% LEL Pentane, 19% Oxygen, 25 ppm Hydrogen Sulfide, Balance Nitrogen

Industrial Scientific 1810-9083 Equivalent Calibration Gas: 25% LEL Pentane, 19% Oxygen, 25 ppm Hydrogen Sulfide, Balance Nitrogen

$377.95
Industrial Scientific 1810-9090 Hydrogen Sulfide Equivalent Calibration Gas - 50 ppm (H2S) 116L

Industrial Scientific 1810-9090 Hydrogen Sulfide Equivalent Calibration Gas - 50 ppm (H2S) 116L

$251.95
Industrial Scientific 1810-9092 Equivalent Calibration Gas: 2.5% vol. Methane, 19% Oxygen, 25 ppm Hydrogen Sulfide, Balance Nitrogen

Industrial Scientific 1810-9092 Equivalent Calibration Gas: 2.5% vol. Methane, 19% Oxygen, 25 ppm Hydrogen Sulfide, Balance Nitrogen

$377.95
Industrial Scientific 1810-9096 Hydrogen Sulfide Equivalent Calibration Gas - 40 ppm (H2S) 116L

Industrial Scientific 1810-9096 Hydrogen Sulfide Equivalent Calibration Gas - 40 ppm (H2S) 116L

$251.95
Industrial Scientific 1810-9101 Equivalent Calibration Gas: 50% LEL Methane, 20.9% Oxygen, 50 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Air

Industrial Scientific 1810-9101 Equivalent Calibration Gas: 50% LEL Methane, 20.9% Oxygen, 50 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Air

$377.95
Industrial Scientific 1810-9103 Equivalent Calibration Gas: 50% LEL Methane, 16% Oxygen, 100 ppm Carbon Monoxide, 50 ppm Hydrogen Sulfide, Balance Nitrogen

Industrial Scientific 1810-9103 Equivalent Calibration Gas: 50% LEL Methane, 16% Oxygen, 100 ppm Carbon Monoxide, 50 ppm Hydrogen Sulfide, Balance Nitrogen

$377.95
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