Aquarium Pharmaceuticals Freshwater pH Test Kit (pH 6.0 To 7.6 - Freshwater)

Easily and accurately measure the pH level in your freshwater aquarium from 6.0 to 7.6 ppm. Kit contains dropper bottle for accurate dispensing of liquid test solution, easy to read instructions and color chart, glass tube and lid.What is pH?pH is the measure of acidity or alkalinity of water. A pH reading of 7.0 is neutral, a pH higher than 7.0 is alkaline, and a pH lower then 7.0 is acidic.