Gas Detector Accessory-MSA-34 Litres ALTAIR 4X 4 Gas Calibration Gas Cylinder With 1.45% CH4 15% O2 60PPM CO 20PPM H2S

34 Litres ALTAIR 4X 4 Gas Calibration Gas Cylinder With 1.45% CH4 15% O2 60PPM CO 20PPM H2S. MSA manufacturer part: 10048280 . See the Documents tab for current manufacturer specifications, compatibility information and instructions before use.