... Widely used in many fields, especially in gas transportation, waste water treatment, aquaculture, pneumatic transport, vacuum packing, oxygen generation, etc. ... blowers.16.Mercury column detecor: we test the air capacity and pressure through it, and makes the result ... avoid the artificial error. Major specifications:Model: LZSR50-300BAir capacity: 0.44-180m3/minOutlet Diameter: 50-300mmPressure: 9.8 ...