Product name：AZOO PH (General Hardness)TESK KIT x1
For freshwater, saltwater aquariums and ponds
The pH value is an important factor in water quality and has a very strong influence on aquatic organisms. Different organisms require different pH values and if the pH value is not suitable for them, the organism can get sick or may die.
Each kit includes a sample vial, color comparison chart and reagent for 57 tests.
If test value has a large difference from standard value, you have to adjust pH value by water change or water conditioner.
PH 4.5 ~ 9.0
Directions for use with box.