Water quality meter for reverse osmosis system - -
Water quality meter measures the total dissolved solids (TDS) in the water. This pocket-sized meter can be used to check the performance of an RO (reverse osmosis) membrane by comparing the readings from tap water with purified water and to determine when to replace membrane filter. Measures water quality in terms of ppm. Range: 0 to 9990 ppm.
Auto-off function turns off meter after 10 minutes. Hold function freezes measurement for convenient reading and recording. Digital reading; leather case; battery included.
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