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HM Digital tds-ez Wasserqualität TDS Tester, 0–9990 ppm Messbereich, Auflösung 1 ppm, -3% Anzeige Genauigkeit

Economy model that is ideal for end-users. Highly efficient and accurate due to its advanced, Hold Function: saves measurements for convenient reading and recording., Auto-off function: the meter shuts off automatically after 10 minutes of non-use to conserve, Measurement Range: 0-9990 ppm. From 0-999 ppm, the resolution is in increments of 1ppm. From 1000, TDS-EZ meters are calibrated with a 342 ppm NaCl solution. Meters can be recalibrated with a