TDS meter HM Digital TDS3

$17,83

TDS (Total Dissolved Solids): is an index showing the total dissolved solids (the total number of charged ions, including salts, minerals or metals) that exist in a given volume of water. Substances present in water are mainly minerals, salts, organic matter, inorganic compounds such as heavy metals – suspended solids that do not settle or do not dissolve in water (calcium, magnesium, sodium, potassium and anions) carbonate, bicarbonate, chloride, sulfate)