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Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
it cannot read the solution or soil accurately
Air-pump for aquariums
Master controller EL1 & EL2 Gen 2
Hands-free monitoring and dosing of solution pH levels
COM-100 EC/TDS/Temp Combo Meter - HM Digital Measuring Tools/Calibration it cannot read the solutionThe COM 100 is a professional grade level EC TDS Temp meter ideal for all water quality testing, hydroponics, water purification applications, wastewater regulation, aquaculture, 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), salinity and temperature. UPGRADED: Four scales: S, mS, ppm 0. 5
US$ 3775.00
US$ 2012.50
US$ 300.00
