SANS 7393-2 : 1ED 2005(R2011)
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
WATER QUALITY - DETERMINATION OF FREE CHLORINE AND TOTAL CHLORINE - PART 2: COLORIMETRIC METHOD USING N,N-DIETHYL-1,4-PHENYLENEDIAMINE, FOR ROUTINE CONTROL PURPOSES
12-20-2023
11-23-2012
Describes a method for the determination of free chlorine and total chlorine in water, readily applicable to field testing; based on measurement of the colour intensity by visual comparison of the colour with a scale of standards which is regularly calibrated.
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