How to Calibrate the MSA Altair 4 gas detector
Posted by James Moore on Sep 29, 2014
Use this calibration gas:20ppm Hydrogen Sulfide60ppm Carbon Monoxide58% LEL Pentane (1.45% Volume Methane as a Simulant)15.0% OxygenNitrogen BalanceWant to calibrate the MSA Altair 4 or MSA Altair 4X?
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