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Industrial Scientific 1810-9177 Equivalent Calibration Gas: 50% LEL Propane, 18% Oxygen, 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen

Industrial Scientific 1810-9177 Equivalent Calibration Gas: 50% LEL Propane, 18% Oxygen, 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen

$209.95
Industrial Scientific 1810-9178 Equivalent Calibration Gas: 25% LEL Pentane, 18% Oxygen, 100 ppm Carbon Monoxide, 5 ppm Nitrogen Dioxide, Balance Nitrogen

Industrial Scientific 1810-9178 Equivalent Calibration Gas: 25% LEL Pentane, 18% Oxygen, 100 ppm Carbon Monoxide, 5 ppm Nitrogen Dioxide, Balance Nitrogen

$369.95
Industrial Scientific 1810-9179 Equivalent Calibration Gas: 25% LEL Pentane, 18% Oxygen, 25 ppm Hydrogen Sulfide, 5 ppm Sulfur Dioxide, Balance Nitrogen

Industrial Scientific 1810-9179 Equivalent Calibration Gas: 25% LEL Pentane, 18% Oxygen, 25 ppm Hydrogen Sulfide, 5 ppm Sulfur Dioxide, Balance Nitrogen

$209.95
Industrial Scientific 1810-9180 Equivalent Calibration Gas: 25% LEL Pentane, 18% Oxygen, 25 ppm Hydrogen Sulfide, Balance Nitrogen

Industrial Scientific 1810-9180 Equivalent Calibration Gas: 25% LEL Pentane, 18% Oxygen, 25 ppm Hydrogen Sulfide, Balance Nitrogen

$209.95
Industrial Scientific 1810-9181 Equivalent Calibration Gas: 25% LEL Pentane, 18% Oxygen, 200 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen

Industrial Scientific 1810-9181 Equivalent Calibration Gas: 25% LEL Pentane, 18% Oxygen, 200 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen

$209.95
Industrial Scientific 1810-9182 Equivalent Calibration Gas: 25% LEL Pentane, 18% Oxygen, 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, 2.5% Carbon Dioxide, Balance Nitrogen

Industrial Scientific 1810-9182 Equivalent Calibration Gas: 25% LEL Pentane, 18% Oxygen, 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, 2.5% Carbon Dioxide, Balance Nitrogen

$209.95
Industrial Scientific 1810-9183 Equivalent Calibration Gas: 50% LEL Methane, 18% Oxygen, 250 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen

Industrial Scientific 1810-9183 Equivalent Calibration Gas: 50% LEL Methane, 18% Oxygen, 250 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen

$209.95
Industrial Scientific 1810-9184 Equivalent Calibration Gas: 2.5% vol. Methane, 18% Oxygen, 100 ppm Carbon Monoxide, 5 ppm Nitrogen Dioxide, Balance Nitrogen

Industrial Scientific 1810-9184 Equivalent Calibration Gas: 2.5% vol. Methane, 18% Oxygen, 100 ppm Carbon Monoxide, 5 ppm Nitrogen Dioxide, Balance Nitrogen

$325.50
Industrial Scientific 1810-9185 Equivalent Calibration Gas: 40% LEL Methane, 18% Oxygen, 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, 2.5% Carbon Dioxide, Balance Nitrogen

Industrial Scientific 1810-9185 Equivalent Calibration Gas: 40% LEL Methane, 18% Oxygen, 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, 2.5% Carbon Dioxide, Balance Nitrogen

$209.95
Industrial Scientific 1810-9188 Equivalent Calibration Gas: 50% LEL Propane, 18% Oxygen, 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen

Industrial Scientific 1810-9188 Equivalent Calibration Gas: 50% LEL Propane, 18% Oxygen, 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen

$377.95
Industrial Scientific 1810-9190 Equivalent Calibration Gas: 25% LEL Pentane, 18% Oxygen, 100 ppm Carbon Monoxide, Balance Nitrogen

Industrial Scientific 1810-9190 Equivalent Calibration Gas: 25% LEL Pentane, 18% Oxygen, 100 ppm Carbon Monoxide, Balance Nitrogen

$68.95
Industrial Scientific 1810-9191 Equivalent Calibration Gas: 25% LEL Pentane, 18% Oxygen, 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen

Industrial Scientific 1810-9191 Equivalent Calibration Gas: 25% LEL Pentane, 18% Oxygen, 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen

$230.95
Industrial Scientific 1810-9192 Equivalent Calibration Gas: 50% LEL Methane, 18% Oxygen, 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen

Industrial Scientific 1810-9192 Equivalent Calibration Gas: 50% LEL Methane, 18% Oxygen, 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen

$209.95
RAE Systems 600-0050-007 Calibration Gas: 2.5% vol. Methane, 18% Oxygen, 50 ppm Carbon Monoxide, 10 ppm Hydrogen Sulfide, Balance Nitrogen

RAE Systems 600-0050-007 Calibration Gas: 2.5% vol. Methane, 18% Oxygen, 50 ppm Carbon Monoxide, 10 ppm Hydrogen Sulfide, Balance Nitrogen

$209.95
RAE Systems 600-0050-070 Calibration Gas: 2.5% vol. Methane, 18% Oxygen, 50 ppm Carbon Monoxide, 10 ppm Hydrogen Sulfide, Balance Nitrogen

RAE Systems 600-0050-070 Calibration Gas: 2.5% vol. Methane, 18% Oxygen, 50 ppm Carbon Monoxide, 10 ppm Hydrogen Sulfide, Balance Nitrogen

$277.95
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