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The WSP offices will be closed for the holidays Dec. 24-25, 2020, and Jan. 1, 2021. We will close at noon on Dec. 31, 2020.
Product 17/73
TDS4 Heemang Pocket TDS Meter, 1-9990 Ppm Range, TDS-IV HM Digital Inc. Auto-off function turns off meter after 10 minutes. Hold feature saves measurements for convenient reading and recording with the sound of a single beep. Range from 1- 1990 ppm.
