For use with HM Digital's PH-200 and ORP-200. Always make sure your sensor is kept in an electrode storage solution. If dry, refill the cap with the OP-STOR storage solution.
The HM Digital DM-1 Digital TDS Monitor is The Perfect Way To Monitor the Quality of Your RO Water
Inline conductivity meter that can be used on commercial water treatment systems such as car washes, window washing, manufacturing, and food processing.