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2.5% CH4 (50%LEL), 50ppm CO, 25ppm H2S, 12% O2
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2.5% CH4 (50%LEL), 50ppm CO, 25ppm H2S, 12% O2

    Model   Product Name+   Buy Now   Price 
 2.5% Methane (50% LEL), 50ppm Carbon<br /> Monoxide, 25ppm Hydrogen Sulfide, 12% Oxygen<br /> balance Nitrogen calibration gas, 34LA   57-607N-34LA   2.5% Methane (50% LEL), 50ppm Carbon
 Monoxide, 25ppm Hydrogen Sulfide, 12% Oxygen
 balance Nitrogen calibration gas, 34LA
 

 $189.95 
 2.5% Methane (50% LEL), 50ppm Carbon<br /> Monoxide, 25ppm Hydrogen Sulfide, 12% Oxygen<br /> balance Nitrogen calibration gas, 58LA   57-607N-58LA   2.5% Methane (50% LEL), 50ppm Carbon
 Monoxide, 25ppm Hydrogen Sulfide, 12% Oxygen
 balance Nitrogen calibration gas, 58LA
 

 $229.95 
 2.5% Vol Methane (50% LEL), 50ppm Carbon<br />Monoxide, 25ppm Hydrogen Sulfide, 12% Oxygen<br />balance Nitrogen, 116L ecosmart cylinder   57-607N-116LES   2.5% Vol Methane (50% LEL), 50ppm Carbon
Monoxide, 25ppm Hydrogen Sulfide, 12% Oxygen
balance Nitrogen, 116L ecosmart cylinder
 

 $360.00 
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Step 1 - Gas MixturesStep 2 - RegulatorsStep 3 - Carrying Case and Accessories
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