титрование на определение жесткости воды
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[А.С.Гольдберг. Англо-русский энергетический словарь. 2006 г.]
Англо-русский словарь нормативно-технической терминологии. academic.ru. 2015.
Thermometric titration — titration systems have pre dominated in this area since the 1970 s. With the advent of cheap computers able to handle the powerful thermometric titration software, development has now reached the stage where easy to use automated thermometric… … Wikipedia
титрование на определение жесткости воды — — [А.С.Гольдберг. Англо русский энергетический словарь. 2006 г.] Тематики энергетика в целом EN titration for hardnessTH … Справочник технического переводчика
Hard water — is the type of water that has high mineral content (in contrast with soft water ). Hard water minerals primarily consist of calcium (Ca2+), and magnesium (Mg2+) metal cations, and sometimes other dissolved compounds such as bicarbonates and… … Wikipedia
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Eriochrome Black T — Chembox new ImageFile = Erio T.svg IUPACName = sodium (4Z) 4 [(1 hydroxynaphthalen 2 yl hydrazinylidene] 7 nitro 3 oxo Y naphthalene 1 sulfonate OtherNames = Eriochrome Black T, Solochrome Black T, EBT Section1 = Chembox Identifiers CASNo = 1787… … Wikipedia
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nitrogen group element — ▪ chemical elements Introduction any of the chemical elements that constitute Group Va of the periodic table (see Figure >). The group consists of nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), and bismuth (Bi). The elements share… … Universalium
Metal ions in aqueous solution — A metal ion in aqueous solution is a cation, dissolved in water, of chemical formula [M(H2O)n]z+. The solvation number, n, determined by a variety of experimental methods is 4 for Li+ and Be2+ and 6 for elements in rows 3 and 4 of the periodic… … Wikipedia
Science and mathematics from the Renaissance to Descartes — George Molland Early in the nineteenth century John Playfair wrote for the Encyclopaedia Britannica a long article entitled ‘Dissertation; exhibiting a General View of the Progress of Mathematics and Physical Science, since the Revival of Letters … History of philosophy
Wet chemistry — is a term used to refer to chemistry generally done in the liquid phase. It is also known as bench chemistry because many of the tests performed are done at a lab bench.MaterialsTraditionally, it involves the use of laboratory glassware, such as… … Wikipedia
Foam Index — Test is a rapid method to determine the relative levels of Air Entraining Agent (AEA) needed during concrete mixing, with or without mineral additives like combustion fly ash, that control air void volumes within cured concrete. [… … Wikipedia
