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MSA 804769 Calibration Gas: 1.45% vol. Methane, 58% LEL Pentane, (58% LEL Pentane Equivalent), 15% Oxygen, 10 ppm Hydrogen Sulfide, Balance Nitrogen

MSA 804769 Calibration Gas: 1.45% vol. Methane, 58% LEL Pentane, (58% LEL Pentane Equivalent), 15% Oxygen, 10 ppm Hydrogen Sulfide, Balance Nitrogen

$209.95
MSA 804770 Calibration Gas: 1.45% vol. Methane, 58% LEL Pentane, (58% LEL Pentane Equivalent), 15% Oxygen, 300 ppm Carbon Monoxide, 10 ppm Hydrogen Sulfide, Balance Nitrogen

MSA 804770 Calibration Gas: 1.45% vol. Methane, 58% LEL Pentane, (58% LEL Pentane Equivalent), 15% Oxygen, 300 ppm Carbon Monoxide, 10 ppm Hydrogen Sulfide, Balance Nitrogen

$209.95
MSA 813718 Calibration Gas: 50% LEL Methane, 15% Oxygen, 60 ppm Carbon Monoxide, Balance Nitrogen

MSA 813718 Calibration Gas: 50% LEL Methane, 15% Oxygen, 60 ppm Carbon Monoxide, Balance Nitrogen

$125.95
MSA 813720 Calibration Gas: 50% LEL Methane, 15% Oxygen, 300 ppm Carbon Monoxide, 10 ppm Hydrogen Sulfide, Balance Nitrogen

MSA 813720 Calibration Gas: 50% LEL Methane, 15% Oxygen, 300 ppm Carbon Monoxide, 10 ppm Hydrogen Sulfide, Balance Nitrogen

$209.95
MSA 814349 Bump Test Gas: 2.5% Methane, 15% Oxygen, 300 ppm Carbon Monoxide, 35 ppm Hydrogen Sulfide, Balance Nitrogen (Minimum Order 12 Units)

MSA 814349 Bump Test Gas: 2.5% Methane, 15% Oxygen, 300 ppm Carbon Monoxide, 35 ppm Hydrogen Sulfide, Balance Nitrogen (Minimum Order 12 Units)

$62.95
MSA 814350 Bump Test Gas: 50% LEL Methane, 15% Oxygen, 60 ppm Carbon Monoxide, Balance Nitrogen

MSA 814350 Bump Test Gas: 50% LEL Methane, 15% Oxygen, 60 ppm Carbon Monoxide, Balance Nitrogen

$47.95
MSA 814497 Bump Test Gas: 1.3% vol. Methane, 15% Oxygen, 60 ppm Carbon Monoxide, Balance Nitrogen

MSA 814497 Bump Test Gas: 1.3% vol. Methane, 15% Oxygen, 60 ppm Carbon Monoxide, Balance Nitrogen

$47.95
MSA 814559 Bump Test Gas: 1.3% vol. Methane, 52% LEL Pentane, (52% LEL Pentane Equivalent), 15% Oxygen, 300 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen

MSA 814559 Bump Test Gas: 1.3% vol. Methane, 52% LEL Pentane, (52% LEL Pentane Equivalent), 15% Oxygen, 300 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Nitrogen

$84.95
MSA 815308 Bump Test Gas: 1.3% vol. Methane, 15% Oxygen, Balance Nitrogen

MSA 815308 Bump Test Gas: 1.3% vol. Methane, 15% Oxygen, Balance Nitrogen

$47.95
RAE Systems 600-0060-000 Bump Test Gas: 50% LEL Methane, 15% Oxygen, 100 ppm Carbon Monoxide, 50 ppm Hydrogen Sulfide, Balance Nitrogen

RAE Systems 600-0060-000 Bump Test Gas: 50% LEL Methane, 15% Oxygen, 100 ppm Carbon Monoxide, 50 ppm Hydrogen Sulfide, Balance Nitrogen

$62.95
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