TDS Meter Digital Water Tester

The TDS Meter is a great tool for home and professional use to determine the ppm (parts per million), Ideal for a variety of professional and home uses such as drinking water, hydroponics, aquariums, aquaculture, pool What is TDS? TDS stands for Total Dissolved Solids, which are the inorganic salts and organic matter in a liquid. This includes calcium, magnesium, sodium, etc.