Hardness
Semantic definition
Water hardness as positive, multivalent ion concentration in the water (usually concentrations of calcium and magnesium ions in terms of calcium carbonate).

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Water hardness as positive, multivalent ion concentration in the water (usually concentrations of calcium and magnesium ions in terms of calcium carbonate).
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Last change: Import properties by bSI-Bot on 2021-01-13T11:27:37+01:00
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