1-Set Indefectible Popular GH pH Control Hydroponics Tool Adjustment Combo Acid Alkaline Up and Down Volume 8 oz with 1 oz Indicator

Description

The pH Regulate Kit by General Hydroponics supplies The whole thing you want for checking out the pH level of the nutrient solution to your hydroponic system.
1oz of pH indicator solution, Check Vial, Dropper, 8 oz of pH down & 8 oz of pH up
Simple to make use of
The whole thing you want to check AND adjust your pH