0.5-8LPM portable air/oxygen flow meter 1. control & ... ,10-60L/min 2. oxygen gas flow 0.5-8LPM portable air flow meter Gas flow meter and air, oxygen ... of OEM and user application in medical equipment, air samplers, gas analyzers, pollution monitors, chemical injectors, cabinet purging, etc. Models ... in stock: 0.5-8LPM,1-12LPM,2-20LPM ,3-30LPM,10-60LPM,etc ...