General Hydroponics pH Test Kit - 1 Oz Reviews
It's easy to test the pH of water with this complete test kit. Includes plastic test tube, 1 oz. indicator fluid and color chart. Five drops per test. Essential for all hydroponic gardeners.
General Hydroponics pH Test Kit - 1 Oz GH1515 Features
- Contains pH test fluid and test strips
- offers wide spectrum testing (pH 4.0 to 8.5).
- concentrated solution requires only 5 drops per test
