Ph Meters & TDS Meters
Measuring pH and TDS (Total Dissolved Solids) is critical in maintaining water quality for extender preparation.
RQ P56 - Waterproof digital pH meter with temperature
RQ P59 - Waterproof combo meter, EC/TDS/Temp, with NaCL, 442 & KCl conversion factors
RQ P60 - TDS Meter, test for total dissolved solids in water - reverse osmosis membrane tester


