General Hydroponics® pH Test Kit Size:GH pH Test Kit 1 oz (24/Cs) Along with Bluelab pH Probe

Along with Bluelab pH Probe KCI Solution

Will not work with soft or slow-start motors

fully waterproof

A 15 ft remote sensor with built-in photocell allows for accurate humidity measuring along with day and night capabilities

General Hydroponics® pH Test Kit Size:GH pH Test Kit 1 oz (24/Cs) Along with Bluelab pH ProbeGeneral Hydroponics pH Test Kits make pH testing easy. Simply fill a test tube halfway with nutrient, add a few drops of pH Test Indicator and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to expensive electronic meters because of its reliability and ease of use, which are important factors when the health of a valuable crop is at stake. Use 3 drops per 5ml of solution.