Compare water filter effectiveness by testing before and after water filtration.
Compare water filter effectiveness by testing before and after water filtration. Water Filter Performance Water Test Kit Each water sample is tested for this Set of parameters: pH, Alkalinity, Water Hardness, Total Dissolved Solids (TDS), Iron+2 and+3, Free Chlorine and Total Chlorine.(7 tests per set). Compare water filter effectiveness by testing before and after water […] Continue reading →