Ozone Ntuziaka nhọrọ: Akụrụngwa enwere ike ibugharị Q-03-1 Ozone obere agba agba Q-03-2 Ozone obere agba agba T-CP40 obere agba agba maka mmiri ọñụñụ T-SP80 Pooltest obere agba agba T-6800 Multi-parameters Portable Colorimeter Ngwa ụlọ nyocha Z-T700 nwere ọgụgụ isi Multi-parameters Analyzer Z-D700 Multi-parameter Analyzer