When measured, tap water showed 258 units, after reverse osmosis 10! With a tolerance in the table from 0 to 50, ideal water for drinking! Decide for yourself!
Digital PH Meter Tester - Tiaoyeer Water Quality Tester With ATC, 0.01PH High Accuracy, 0.00-14.00 Measurement Range, 0.01 Resolution For Drinking Water, Aquarium, Swimming Pools, Hydroponic
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80 Pieces Water Test Litmus Strips Litmus ph Paper Soil Acidity Meter Liquid pH Tester 1-14
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Portable digital multimeter with sound continuity and thermocouple (electric tester) LTX DT-838
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Accurate And Versatile Digital PH Meters For Food, Brewing, Hydroponics, Pools And More!
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