IManganese Umhlahlandlela Wokukhetha: Izinsimbi Eziphathwayo T-6800 Multi-parameters Portable Colorimeter I-T-CP40 Umbala Ophathwayo Wamanzi Okuphuza Lab Amathuluzi I-Z-T700 Intelligent Multi-parameters Analyzer I-Z-D700 Multi-parameter Analyzer I-TA-60 Intelligent Multi-function Water Analyzer I-TA-98 UV Visible Spectrophotometer