Calibration Gas

10 ppm Sulfur Dioxide 1 100 ppm Carbon Monoxide, Balance Nitrogen 1 100 ppm Carbon monoxide, 5 ppm Nitrogen Dioxide, 18% Oxygen, 2.5% Methane 1 100 ppm Cl2 1 125 ppm 0.0001 - 0.05% Hydrogen Sulfide, 99.95 - 99.9999% Nitrogen 1 15% Oxygen, 300 ppm Carbon Monoxide, 35 ppm Hydrogen Sulfide, 1.3% Methane 1 15% Oxygen, 60 ppm Carbon Monoxide, 20 ppm Hydrogen Sulfide, 2.5% Carbon Dioxide, 1.45% Methane 1 15% Oxygen, 60 ppm Carbon Monoxide, 20 ppm Hydrogen Sulfide, 2.5% Methane 1 2.5% CH4, 20.9% O2, 25 ppm H2S, 100 ppm CO, N2 Balance 1 2.5% Methane 1 20.9% Oxygen, Nitrogen Balance 1 25 ppm 0.0001 - 0.05% Hydrogen Sulfide, 99.95 - 99.9999% Nitrogen 2 25 ppm Ammonia, N2 Balance 1 25 ppm H2S, 18% O2, 25% LEL Pentane 1 25 ppm Hydrogen Sulfide 1 25 ppm Hydrogen Sulfide, 100 ppm Carbon Monoxide, 2.5% Methane, 18% Oxygen, N2 Balance 1 25 ppm Hydrogen Sulfide, 100 ppm Carbon Monoxide, Nitrogen, 3500 PPM Pentane (25% LEL), 18% Oxygen 1 25 ppm NO2 1 25 ppm SO2, N2 Balance 1 25% LEL Propane 1 300 ppm Carbon Monoxide 1 40 ppm Hydrogen Sulfide, N2 Balance 1 5 ppm Nitrogen Dioxide 2 5% Carbon Dioxide 1 50 ppm 0.001 - 0.0999% Carbon Monoxide, 76.4001 - 80.499% Nitrogen, 19.5 - 23.5% Oxygen 1 50 ppm Carbon Monoxide 1 60 ppm Carbon Monoxide, 1.45% LEL, 15% Oxygen, 20 ppm Hydrogen Sulfide, 10 ppm Sulfur Dioxide 2 72.975 - 99.9965% Nitrogen, 0.0015 - 23.5% Oxygen, 0.0005 - 2.5% Methane, 0.0005 - 1% Carbon Monoxide, 0.001 - 0.025% Hydrogen Sulfide 1 74.7 - 79.099% Nitrogen, 20.9% Oxygen, 0.0001 - 4.4% Methane 1 75.51 - 80.49% Nitrogen, 19.5 - 23.5% Oxygen, 0.00001 - 0.99% Sulfur Dioxide 2 75.75 - 80.4% Nitrogen, 19.5 - 23.5% Oxygen, 0.1 - 0.75% n-Pentane 1 76.4001 - 80.499% Nitrogen, 19.5 - 23.5% Oxygen, 0.001 - 0.0999% Carbon Monoxide 1 80.25 - 99.9% Nitrogen, 0 - 19% Oxygen, 0.1 - 0.75% Pentane 1 <= 21.5% Oxygen, <= 2% Hydrogen, Balance Nitrogen 2 <= 21.5% Oxygen, <= 2.5% Methane, Balance Nitrogen 1 > 99.99% Nitrogen 1

CO, NO2, O2, Methane 1 CO2 1 Carbon Monoxide 2 Carbon Monoxide, Methane, Oxygen, Hydrogen Sulfide, Balance Nitrogen 1 Carbon Monoxide, Methane, Oxygen, Hydrogen Sulfide, Sulfur Dioxide, Nitrogen 2 Chlorine 2 H2S 2 HCN 1 Hydrogen Chloride 1 Hydrogen Sulfide 3 Hydrogen Sulfide, Carbon Monoxide, Methane, Oxygen 1 Isobutylene, N2 1 Methane 2 NO2 4 Nitrogen 2 O2, H2S, Pentane 1 Oxygen 1 Oxygen, Pentane, Carbon Monoxide, Hydrogen Sulfide, Sulfur Dioxide, Nitrogen 1 Pentane 1 Phosphine 1 Propane 2 SO2 1 Sulfur Dioxide (SO2) 1

3-1/2 in dia x 14-1/2 in H 2 3-1/2 in dia x 14-1/2 in L 4 3-1/2 in dia x 14-1/4 in H 4 3-1/2 in dia x 15-1/4 in H 2 3-1/4 in dia x 13-2/3 in H 3 3-1/4 in dia x 14 in H 1 6-1/4 in dia x 15-1/4 in H 1