pH Test Kit (Pack of 4)
The pH test indicator is perfect for easy pH level testing, covering a wide range, from 4.0 to 8.5
Simply fill the test tube supplied halfway with the water to be tested, add 3 drops of the pH Test Indicator, shake and observe the resulting colour. Compare with the colour chart to check your pH level. Very reliable, simple to use, and cheap, the pH test kit offers an everyday solution to your pH testing requirements.