NF T90-037-2*NF EN ISO 7393-2:2018
Water quality - Determination of free chlorine and total chlorine - Part 2 : colorimetric method using N,N-dialkyl-1,4-phenylenediamine, for routine control purposes

Standard No.

NF T90-037-2*NF EN ISO 7393-2:2018

Release Date

2018

Published By

Association Francaise de Normalisation

Latest

NF T90-037-2*NF EN ISO 7393-2:2018

NF T90-037-2*NF EN ISO 7393-2:2018 history

• 2018 NF T90-037-2*NF EN ISO 7393-2:2018 Water quality - Determination of free chlorine and total chlorine - Part 2 : colorimetric method using N,N-dialkyl-1,4-phenylenediamine, for routine control purposes