5. Glossary
tracer
A chemical element that does not interact with the solution and can be easily identified by physicochemical methods.
water hardness
Indicator of water mineralization qualified by its Titre Hydrométrique, noted TH. This is expressed in mg.L -1 of CaCO 3 or in French degrees (symbol °f or °fH). One French degree corresponds to 10 mg of calcium carbonate or 4 mg.L -1 of calcium.
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Glossary
Acronyms, notations and symbols
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