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Известия
Izvestiya of Altai State
University Journal
The News of Altai State University

 Архив журнала «Известия АлтГУ», начиная с 2017 г., размещен на новой версии сайта http://izvestiya.asu.ru
 Актуальная информация о журнале размещена на новой версии сайта http://izvestiya.asu.ru

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3-2(79)2013
  CHEMISTRY

L. S. Egorova, M. I. Minin, A. G. Alieva

Test Method to Determine Total Hardness of Water

It is proposed to use test system to determine the total hardness of the water according to color intensity scale. This method is a quick and inexpensive way to analyze water in the laboratory and beyond.

DOI 10.14258/izvasu(2013)3.2-37

Key words: test system, total hardness, test strips, test strips, color scale, Eriohrom Black T, sodium carbonate

Full text at PDF, 267Kb. Language: Russian.

 

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