I-Chlorine Dioxide Umhlahlandlela Wokukhetha: Izinsimbi Eziphathwayo I-Q-CL501 I-Colorimeter Ephathekayo Ye-Chlorine Yamahhala, I-Chlorine Dioxide ( 5-para) 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-Analyzer eku-inthanethi I-K600 Water Online Analyzer (K-Y02)