Water quality. Determination of free chlorine and total chlorine-Titrimetric method using N,N-diethyl-1,4-phenylenediamine
水质 游离氯和总氯的测定 N N-二乙基-1,4-苯二胺滴定法
A titrimetric method for the determination of free chlorine and total chlorine in water, excluding sea water and water containing bromides and iodides, for chlorine concentrations in the range 0.03 to 5 mg/l.Cross References:BS 6070-2