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YexSensor explains requirements for electrode-based rapid BOD analyzers, including environment, sample handling, microbi···

YexSensor answers common residual chlorine questions for water treatment, including free chlorine, electrode testing, sa···

YexSensor explains residual chlorine in secondary water supply, including disinfection role, GB 5749-2022 limits and onl···

YexSensor explains why pH electrodes must be soaked before use, including glass membrane hydration, KCl storage, tempera···

YexSensor explains basic water turbidity knowledge and the difference between turbidity, color, transparency and suspend···

Quick guide to COD, BOD, TSS, nitrogen, phosphorus, pH and alkalinity in WWTP. Learn what each parameter means and when ···

Compare optical, membrane and chemical DO measurement methods for water quality analysis. Choose the right DO sensor for···

Select an industrial residual chlorine analyzer for wastewater disinfection, membrane protection, PLC control, SCADA and···

YexSensor explains how to correctly use ORP water quality analyzers, including calibration, cleaning, reference electrod···