... dimension: 1.In 30m3 test place, the rate of formaldehyde clean is 93.7%,clean air quantity 41.6m3 ... 168m3/h2. In 45m3 room work on 1h,2h,3h ,die rate of nature bacteria in air is 92. ... in home.After test , XITIAN air cleaner work on mute sounds, every CC Cubic Centimeters place can produce ... 200-400 thousand activity ion ,On powerful mode, every CC Cubic Centimeters place can ...