WordStdIndex Home >> Standards Wordwide >> International Organization for Standardization (ISO) >> ISO 7393-2-1985 Water quality; Determination of free chlorine and total chlorine; Part 2 : Colorimetric method using N,N-diethyl-1,4-phenylenediamine, for routine control purposes
ISO 7393-2-1985 Water quality; Determination of free chlorine and total chlorine; Part 2 : Colorimetric method using N,N-diethyl-1,4-phenylenediamine, for routine control purposes
New Standards