Water quality - Determination of free chlorine and total chlorine - Part 2: Colorimetric method using N,N-dialkyl-1,4-phenylenediamine, for routine control purposes (ISO 7393-2:2017)
STANDARD published on 15.3.2019
Designation standards: ÖNORM EN ISO 7393-2
Publication date standards: 15.3.2019
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: Austrian technische Norm
Category: Technical standards ÖNORM