BS 6068-2.25:1986被替代
Water Quality - Physical Chemical And Biochemical Methods - Method For Determination Of Free Chlorine And Total Chlorine Titrimetric Method Using N N Diethyl 1,4 Phenylenediamine
出版：British Standards Institution
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Specifies a titrimetric method for the determination of total chlorine and free chlorine in water.For concentrations 0.03 - 5 mg/L. Not suitable for sea water and water with bromides and iodides. Coverage includes definitions, reagents, apparatus and procedure. Also includes annexes and tables.BS AMD 10869 RENUMBES THIS STANDARD.
© British Standards Institution 2013
Superseded and renumbered by BS EN ISO 7393-1
(07/2004)
Supersedes BS 2690-13(1972) and 84/52409 DC
(06/2005)
ISO 7393-1:1985 - Identical
