Water analyzer instrument wholesale factory with BOQU: What Is a Water Quality Tester? A water quality tester is an instrument that can be hand-held or installed as part of a panel in order to analyze various qualities of water. These measurements assist in establishing the quality of the water for human consumption, industrial use, the aquatic organisms, or water recreational activities. Most testers can measure: pH – Shows the measure of acidity or alkalinity of the water. TDS (Total Dissolved Solids) – Indicates the amount of dissolved substances in water.…