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 1810-9083 Equivalent Calibration Gas: 25% LEL Pentane, 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
Industrial Scientific 1810-9103 Equivalent Calibration Gas: 50% LEL Methane, 16% Oxygen, 100 ppm Carbon Monoxide, 50 ppm Hydrogen Sulfide, Balance Nitrogen
Industrial Scientific 1810-9155 Equivalent Calibration Gas: 25% LEL Pentane, 18% Oxygen, 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen
Industrial Scientific 1810-9156 Equivalent Calibration Gas: 2.5% vol. Methane, 18% Oxygen, 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen
Industrial Scientific 1810-9157 Equivalent Calibration Gas: 25% LEL Pentane, 18% Oxygen, 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen
Industrial Scientific 1810-9158 Equivalent Calibration Gas: 2.5% vol. Methane, 18% Oxygen, 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen
Industrial Scientific 1810-9164 Equivalent Calibration Gas: 2.5% vol. Methane, 18% Oxygen, 100 ppm Carbon Monoxide, 10 ppm Hydrogen Sulfide, Balance Nitrogen
Industrial Scientific 1810-9165 Equivalent Calibration Gas: 25% LEL Pentane, 18% Oxygen, 100 ppm Carbon Monoxide, Balance Nitrogen
Industrial Scientific 1810-9173 Equivalent Calibration Gas: 25% LEL Pentane, 18% Oxygen, Balance Nitrogen
Industrial Scientific 1810-9174 Equivalent Calibration Gas: 2.5% vol. Methane, 18% Oxygen, 100 ppm Carbon Monoxide, Balance Nitrogen
Industrial Scientific 1810-9175 Equivalent Calibration Gas: 40% LEL Methane, 18% Oxygen, 100 ppm Carbon Monoxide, Balance Nitrogen
Industrial Scientific 1810-9176 Equivalent Calibration Gas: 25% LEL Pentane, 18% Oxygen, 100 ppm Carbon Monoxide, 2.5% Carbon Dioxide, Balance Nitrogen
Industrial Scientific 1810-9177 Equivalent Calibration Gas: 50% LEL Propane, 18% Oxygen, 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen
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