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UNI EN ISO 7393-2:2002被替代

Water Quality - Determination Of Free Chlorine And Total Chlorine - Colorimetric Method Using N,n-diethyl-1,4-phenylenediamine For Routine Control Purposes

出版：Italian Standards

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基本信息

标准编号： UNI EN ISO 7393-2:2002

标准类别：Standard

出版单位：Italian Standards

标准页数：0

标准简介

Defines a procedure for the determination of free chlorine and total chlorine in water, readily applicable to field testing. Based on measurement of colour intensity by visual comparison of the colour with a standards scale that is regularly calibrated. Special methods are required for sea water and waters containing iodides and bromides.

替代本标准的新标准

UNI EN ISO 7393-2 : 2018

等同采用的国际标准

NBN EN ISO 7393-2 : 2000 - Identical

SN EN ISO 7393-2 : 2000 - Identical

ONORM EN ISO 7393-2 : 2000 - Identical

BS EN ISO 7393-2 : 2000 - Identical

DIN EN ISO 7393-2 : 2000 - Identical

I.S. EN ISO 7393-2:2000 - Identical

UNE EN ISO 7393-2 : 2000 - Identical

ISO 7393-2 : 1985 - Identical

BS EN ISO 7393-2 : 2000 - Identical