I.S. EN ISO 7393-2:2018&LC:2018现行
WATER QUALITY - DETERMINATION OF FREE CHLORINE AND TOTAL CHLORINE - PART 2: CHLORIMETRIC METHOD USING N,N-DIETHYL-1,4-PHENYLENEDIAMINE FOR ROUTINE CONTROL PURPOSES (ISO 7393-2:2017)
出版：National Standards Authority of Ireland
专家解读视频
Provides a method for the determination of free chlorine and total chlorine in water, readily applicable to field testing.
BS EN ISO 7393-2 : 2000 - Identical
ISO 7393-2 : 2017 - Identical
ISO 7393-2 : 1985 - Identical
SN EN ISO 7393-2 : 2000 - Identical
ONORM EN ISO 7393-2 : 2000 - Identical
UNI EN ISO 7393-2 : 2002 - Identical
EN ISO 7393-2 : 2018 - Identical
DIN EN ISO 7393-2 : 2000 - Identical
UNE EN ISO 7393-2 : 2000 - Identical
EN ISO 7393-2 : 2018 - Identical
ISO 7393-2 : 2017 - Identical
NBN EN ISO 7393-2 : 2000 - Identical
