DISSOLVED SOLIDS

February 18, 2016 | Categories:

  1. also called TDS or total dissolved solids
  2. a measure of the total amount of dissolved matter in water; examples are calcium, magnesium, carbonates, bicarbonates, sodium, chlorides and metals; high levels can cause corrosion, colored water or salty taste; maximum level is usually 2500 ppm for pools; maximum level for spas is 1500 ppm over starting level
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