MSA Calibration Gas Cylinder (CH4, O2, CO, H2S) - Aluminum

Gas Mix: 1.45% Methane (CH₄), 15% Oxygen (O₂), 60 ppm Carbon Monoxide (CO), 20 ppm Hydrogen Sulfide (H₂S)

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

• Most calibration accessories are designed for use with more than one instrument.
• All MSA calibration gas is supplied with individual Certificate of Analysis to NIST-traceable standard and MSDS.

Reliable calibration for hazardous gas detectors depends greatly upon the use of a certified calibration gas mixture held to a standard. MSA Safety's calibration testing gas is products are manufactured and tested to the highest industry standards.