MSA 58 Litres ALTAIR 4X 4 Gas Calibration Gas Cylinder With 1.45% CH4 15% O2 60PPM CO 20PPM H2S

MSA 58 Litres ALTAIR 4X 4 Gas Calibration Gas Cylinder With 1.45% CH4, 15% O2, 60PPM CO, 20PPM H2S

MSA offers a complete line of calibration gas cylinders to calibrate all instruments. The gas mixture in calibration gas cylinders is certified and prepared gravimetrically, using NIST traceable weights. The lot number and nominal value of the gas constituents in volume, percent by mass, PPM, or volume is specified on the cylinder.