1.★Fast and Accurate Readings: Just turn it on, dip in liquid and read display, no need to work with color charts or test strips; Large digital
VOVCIG Tester, Meter Tester LCD Pen Quality with 0-9990 PPM Measurement Range Portable, for The aquaculture Industry Hospitals Swimming Pools
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SimPure TDS Meter Digital Water Tester, Professional 3-in-1 TDS, Temperature and EC Meter, 0-9999ppm, Ideal ppm Meter for Office Home Drinking Water
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A colorful TDS chart on the back to explains ppm readings. If TDS≤40, the backlit color is green,for Drinking water. TDS: 0 - 9990 ppm (parts per
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It only takes a few seconds to show accurate and stable reading for the result to appear on screen. A high level of TDS is an indicator of potential
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