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ISO 7393-3:1990 Preview
Water quality -- Determination of free chlorine and total chlorine -- Part 3: Iodometric titration method for the determination of total chlorine
This standard was last reviewed and confirmed in 2012. Therefore this version remains current.
Specifies a procedure for water. It is applicable for the measurement of concentrations, in terms of chlorine, from 0,01 to 0,21 mmol/l. The interfering substances are given. In annex B a procedure for direct titration is specified. It is usually applied to chlorine concentrations above 7 mol/l in treated drinking water.
General information
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Current status : PublishedPublication date : 1990-05
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Edition : 2Number of pages : 7
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- ICS :
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Examination of water for chemical substances
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Life cycle
A standard is reviewed every 5 years
Revisions / Corrigenda
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Previously
ISO 7393-3:1986
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Now under review
ISO 7393-3:1990