Portagas 90098036 Carbon Monoxide - 60 ppm, Hydrogen Sulfide - 20 ppm, Methane - 1.45%, Oxygen - 15% Calibration Gas

Carbon Monoxide - 60 ppm, Hydrogen Sulfide - 20 ppm, Methane - 1.45%, Oxygen - 15% Calibration Gas Includes Prepaid Return Shipping Label

Carbon Monoxide - 60 ppm, Methane - 1.45%, Oxygen - 15% Calibration Gas Includes Prepaid Return Shipping Label

Methane - 2.5%, Hydrogen Sulfide - 25 ppm, Carbon Monoxide - 100 ppm, Oxygen - 20.9% Calibration Gas Includes Aluminum Cylinder, Use with Honeywell Gas Detectors

Calibration Gas & Equipment; Gas Contents: Carbon Monoxide - 300 ppm; Hydrogen Sulfide - 10 ppm; Methane - 1.45%; Oxygen - 15% ; Cylinder Capacity: 58.0 ; Volume Capacity (L): 58.0 ; Background...

Methane - 1.62%, LEL Pentane - 50%, Oxygen - 18%, Hydrogen Sulfide - 25 ppm, Carbon Monoxide - 100 ppm Calibration Gas Includes Aluminum Cylinder, Use with Honeywell Gas Detectors