... gas, effectively kill several kinds of bacteria. The sterilizing rate and TVOC purification efficiency up to 97.6% and 97 ... ,Using UV air sterilization technology, environmental natural bacteria killing rate can be as high as 97.6%.3,Negative ion ... serial products: ozone tube ,UV water sterilizers, ozone generators, oxygen concentrators, protein skimmers, and filters, mixing pumps and other water or ...