Chlorine Meter , acid-base value, measure drinking water, pool water, spa
PONPE 500CL Free and Total Chlorine Meter Chlorine Meter Convenient and easy to measure chlorine, both free chlorine and total chlorine. in one device Quick measurements using a probe reagent, cheap EPA approved DPD method.
PONPE 500CP pH Meter Free and Total Chlorine Meter Chlorine and pH meter in one Convenient and easy to measure pH, free chlorine and total chlorine. in one device Quick measurements using a probe reagent, cheap EPA approved DPD method.