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The TDS meter is intended for measurement of total quantity of the particles (a water mineralization) dissolved in water of salts (TDS - total dissolved solids) on one million water particles — ppm (parts per million).
Value TDS water classification
0 ~ 17 - myagkaya water of the 1st class (spring water)
17 ~ 60 - poorly hard water of the 1st class (spring water)
60 ~ 120 - average rigidity water of the 2nd class water (mains water)
120 ~ 180 - hard water of the 3rd class (not drinking)
180 ~ 300 - very hard water of the 4th class (not drinking)
300 ~ 1000 - it is impossible to drink this water
su filtrleri bak ı.
eks osmos su filtrleri.
Filters reverse osmosis.
Water filters of Baku.
Water filters Azerbaijan.
Industrial water filters.
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Testers for TDS-metr water