Trojan O-Rings (2): 2045
Micron Rating : Nominal micron rating 5
Minimum salt rejection is 80%
5" Diameter x 10" (9-7/8") High Cartridges
Absolutely will not - and cannot - rust
COM-100 HM Digital EC TDS & Temperature Waterproof Meter Parts Trojan O-Rings (2): 2045COM 100 HM Digital EC TDS & Temperature Waterproof Meter Ideal for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more. FEATURES Measures electrical conductivity (EC), total dissolved solids (TDS) and temperature. Three different calibration options (KCl, 442TM, NaCl),