Hand-held Free & Total Chlorine/pH Tester
Handheld Free & Total Chlorine/pH tester : free & total chlorine range 0 - 3.5 ppm, pH -2.00 - 16.00 pH ORP -1999 ~ 19999mV, sample volume 5 mL, 1 set complete with reagent strip, buffer 4 & 7 cup, battery, manual, carrying case, optional ORP electrode
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