Description
Apera GroStar GS3 EC ppm Pen Tester Gen II Titanium Sensor, TruRead, Replaceable Probe Salinity Tester 000 mS cm) This means fewer filter 50046 Milwaukee MA882 000 mS cm) measuring runoff helps you understand root zone conditions — whether your nutrient solution is staying available to the plant or drifting too acidic or alkaline for efficient uptake