T.A. Liquid pH Test Kit



General Hydroponics pH Test Kits make pH testing easy. The General Hydroponics liquid pH tester is perfect for easy testing and as a backup to your digital meter. The kit covers a wide range, from 4.0 to 8.5 and gives up to 500 tests with 30 mL.

Many experienced growers prefer the General Hydroponics pH Test Kit to expensive electronic meters because it is reliable and easy of use.

How To Use

  • Simply fill the supplied test tube halfway with nutrient solution.
  • Add two drops of pH Test Indicator, shake and compare the resulting colour with the chart to read your pH level.


Please Note: