... ,oxygen 2,measure and control flow rate 3.various size gas air flowmeter Acrylic Air Flow Meter 1 ... s ideal for a wide range 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 , ... Brass 5. Brass chromeplate 6. Ss Ss Acrylic Agate ball PTFE 1-Silicon rubber 2-Fluorin rubber ...