ISO 7393-2:1985

$36.40

Water quality — Determination of free chlorine and total chlorine — Part 2: Colorimetric method using N,N-diethyl-1,4-phenylenediamine, for routine control purposes

Published By	Publication Date	Number of Pages
ISO	1985-10	10

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Categories: 13.060.50 - Examination of water for chemical substances, ISO

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Description

Specifies a procedure for water, readily applicable to field testing; it is based on measurement of the colour intensity by visual comparison of the colour with a scale of standards which is regularly calibrated. Sea water and waters containing bromides and iodides comprise a group for which special procedures are required. The procedure is applicable to concentrations, in terms of chlorine, from 0,000 4 to 0,07 mmol/l total chlorine and at higher concentrations by dilution of samples. Interferences of the procedure are noted.

Additional information

Published Code	ISO
Published By	International Organization for Standardization
Publication Date	1985-10
Pages Count	10
Language	English
Edition	1
File Size	604.2 KB
ICS Codes	13.060.50 - Examination of water for chemical substances

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ISO 7393-2:1985

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