Ichlorite Isikhokelo soKhetho: Izixhobo eziphathekayo I-Q-CL501 Umbala ophathekayo we-Chlorine yaMahla, i-Chlorine Dioxide ( 5-para) T-6800 Multi-parameters Portable Colorimeter Izixhobo zaseLab Z-T700 Intelligent Multi-parameters Analyzer Z-D700 Multi-parameters Analyzer