The Flairform pH Test Kit is a simple way to measure the current pH levels of hydroponics Nutrient.
Simple and easy to use.
Fill the supplied test tube with nutrient, add one drop of solution, match the colour with the chart on the bottle to determine the pH level.
- Measuring range 4.0 to 8.0
- There's enough solution to perform around 800 tests.
- Great backup for a meter.