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With the Rain Wand
Bluelab pH Probe KCI Storage Solution is made specifically for use with Bluelab pH products
Approved for field and greenhouse applications for both organic and conventional agriculture systems
By utilizing SWITCH during the first 2 weeks of flowering
77 EC calibration solution (50ml bottle)
HM Digital EC/TDS HydroTester Model COM-80 Phive8 With the Rain WandThe COM 80 is an economically priced, reliable EC TDS meter that is ideal for testing applications such as hydroponics, gardening, pools, spas, aquariums, reef tanks, water ionizers, drinking water and more. Measures electrical conductivity (EC), total dissolved solids (TDS). Excellent for nutrient testing. Four scales: EC: S, mS; TDS: ppm, ppt. This tester has automatic temperature compensation (ATC) and is water resistant. Measurement range: 09990