Gas Cylinder Infrmation
The MSA Calibration Testing Gas Cylinder is part of a complete line of calibration gas cylinders to calibrate all instruments. Using NIST traceable weights, the gas mixture in these calibration gas cylinders is certified to be prepared gravimetrically. This gas cylinder is mixed with 1.45 percent methane, 15 percent oxygen, 60 ppm carbon monoxide, 20 ppm hydrogen sulphide.