temporary hardness

noun
: the portion of the total hardness of water that is removable by boiling whereby the soluble bicarbonates of calcium and magnesium are converted into the corresponding insoluble carbonates and are precipitated — distinguished from permanent hardness

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temporary hardness noun
Hardness of water due to the presence of mineral salts, which are precipitated as carbonates by boiling
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Main Entry:temporary

Useful english dictionary. 2012.

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  • temporary hardness — nekarbonatinis kietis statusas T sritis Standartizacija ir metrologija apibrėžtis Vandens kietis, kurį sudaro vandenyje ištirpusios stiprių rūgščių Ca arba Mg druskos. atitikmenys: angl. non carbonate hardness; noncarbonate hardness; temporary… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • temporary hardness — karbonatinis kietis statusas T sritis Standartizacija ir metrologija apibrėžtis Vandens kietis, kurį sudaro Ca arba Mg rūgštieji karbonatai. atitikmenys: angl. carbonate hardness; temporary hardness vok. Karbonathärte, f; temporäre Härte, f;… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • temporary hardness — karbonatinis kietumas statusas T sritis chemija apibrėžtis Vandens kietumas, kurį sudaro Ca arba Mg vandenilio karbonatai. atitikmenys: angl. carbonate hardness; temporary hardness rus. временная жесткость; карбонатная жесткость ryšiai: sinonimas …   Chemijos terminų aiškinamasis žodynas

  • temporary hardness — hardness of water removed by boiling; it is due to soluble bicarbonates, which lose CO2 on boiling and precipitate as normal carbonates …   Medical dictionary

  • temporary hardness —    See carbonate hardness …   Lexicon of Cave and Karst Terminology

  • temporary hardness — noun the presence in water of mineral salts (chiefly calcium bicarbonate) that are removed by boiling …   English new terms dictionary

  • Hardness — Hard ness, n. [AS. heardness.] 1. The quality or state of being hard, literally or figuratively. [1913 Webster] The habit of authority also had given his manners some peremptory hardness. Sir W. Scott. [1913 Webster] 2. (Min.) The cohesion of the …   The Collaborative International Dictionary of English

  • Hardness — This article is about mechanical properties of materials. For other uses, see Hard. Hardness is the measure of how resistant solid matter is to various kinds of permanent shape change when a force is applied. Macroscopic hardness is generally… …   Wikipedia

  • carbonate hardness —    Hardness of water due to presence of dissolved bicarbonates of calcium and magnesium which can be removed by boiling and hence the term ‘temporary hardness.’    Synonyms: (French.) dureté temporaire; (German.) temporäre Härte, Carbonathärte;… …   Lexicon of Cave and Karst Terminology

  • non-carbonate hardness — nekarbonatinis kietis statusas T sritis Standartizacija ir metrologija apibrėžtis Vandens kietis, kurį sudaro vandenyje ištirpusios stiprių rūgščių Ca arba Mg druskos. atitikmenys: angl. non carbonate hardness; noncarbonate hardness; temporary… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

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