The Terra Aquatica pH Test Kit is a reliable, easy-to-use liquid pH tester designed especially for growing plants, hydroponic systems, aquariums and other water-based growing applications. The kit lets you measure pH quickly and accurately without batteries or electricity.

Long-lasting: the 30 ml bottle is enough for up to 500 tests.

Instructions

1. Fill the supplied test tube halfway with the liquid to be tested.
2. Add 2-3 drops of pH indicator.
3. Shake gently to mix.
4. Compare the colour of the liquid with the supplied colour chart to determine the pH value.