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  2. Total dissolved solids - Wikipedia

    en.wikipedia.org/wiki/Total_dissolved_solids

    Total dissolved solids ( TDS) is a measure of the dissolved combined content of all inorganic and organic substances present in a liquid in molecular, ionized, or micro-granular ( colloidal sol) suspended form. TDS are often measured in parts per million (ppm). TDS in water can be measured using a digital meter.

  3. Total suspended solids - Wikipedia

    en.wikipedia.org/wiki/Total_suspended_solids

    Total suspended solids ( TSS) is the dry-weight of suspended particles, that are not dissolved, in a sample of water that can be trapped by a filter that is analyzed using a filtration apparatus known as sintered glass crucible. TSS is a water quality parameter used to assess the quality of a specimen of any type of water or water body, ocean ...

  4. Conductivity (electrolytic) - Wikipedia

    en.wikipedia.org/wiki/Conductivity_(electrolytic)

    Conductivity (electrolytic) Conductivity or specific conductance of an electrolyte solution is a measure of its ability to conduct electricity. The SI unit of conductivity is siemens per meter (S/m). Conductivity measurements are used routinely in many industrial and environmental applications as a fast, inexpensive and reliable way of ...

  5. Hard water - Wikipedia

    en.wikipedia.org/wiki/Hard_water

    C = log 10 [Ca 2+ as CaCO 3] - 0.4 = 1.78 (Ca 2+ as CaCO 3 is also called calcium hardness, and is calculated as 2.5[Ca 2+]) D = log 10 [alkalinity as CaCO 3] = 1.53 Ryznar stability index (RSI) The Ryznar stability index (RSI): 525 uses a database of scale thickness measurements in municipal water systems to predict the effect of water chemistry.

  6. Brine - Wikipedia

    en.wikipedia.org/wiki/Brine

    Brine (or briny water) is water with a high-concentration solution of salt (typically sodium chloride or calcium chloride).In diverse contexts, brine may refer to the salt solutions ranging from about 3.5% (a typical concentration of seawater, on the lower end of that of solutions used for brining foods) up to about 26% (a typical saturated solution, depending on temperature).

  7. Distilled water - Wikipedia

    en.wikipedia.org/wiki/Distilled_water

    Distilled water. Distilled water is water that has been boiled into vapor and condensed back into liquid in a separate container. Impurities in the original water that do not boil below or near the boiling point of water remain in the original container. Thus, distilled water is a type of purified water .

  8. Salinity - Wikipedia

    en.wikipedia.org/wiki/Salinity

    Salinity ( / səˈlɪnɪti /) is the saltiness or amount of salt dissolved in a body of water, called saline water (see also soil salinity ). It is usually measured in g/L or g/kg (grams of salt per liter/kilogram of water; the latter is dimensionless and equal to ‰). Salinity is an important factor in determining many aspects of the ...

  9. Saline water - Wikipedia

    en.wikipedia.org/wiki/Saline_water

    v. t. e. Saline water (more commonly known as salt water) is water that contains a high concentration of dissolved salts (mainly sodium chloride ). On the United States Geological Survey (USGS) salinity scale, saline water is saltier than brackish water, but less salty than brine. The salt concentration is usually expressed in parts per ...