pH MeterChina Boqu Dcsg-2099 Wall Mounted Flow Cell Model Measuring pH/Ec/Turbidity/Residual Chlorine/Temperature in Drinking Water Five Multi-Parameters Measurement, Find details about China Multi Parameter Meter, Multi Parameter Analyzer from Boqu Dcsg-2099 Wall Mounted Flow Cell Model Measuring pH/Ec/Turbidity/Residual Chlorine/Temperature in Drinking Water Five Multi-Parameters Measurement