HZ202-Calibration Testing Gas

• The gas mixture in calibration gas cylinders is certified to be 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

Specifications

• Hazard: CO/O2/H2S/CH4
• Gas Mix: 4
• Litres: 34

Additional Specifications

• Gas Concentrations: 1.45% CH4, 15% O2, 60 ppm CO, 20 ppm H2S