ISO 7393-3:1990
Water quality; determination of free chlorine and total chlorine; part 3: iodometric titration method for the determination of total chlorine

Standard No.

ISO 7393-3:1990

Release Date

1990

Published By

International Organization for Standardization (ISO)

Latest

ISO 7393-3:1990

Scope

Specifies a procedure for water. It is applicable for the measurement of concentrations, in terms of chlorine, from 0,01 to 0,21 mmol/l. The interfering substances are given. In annex B a procedure for direct titration is specified. It is usually applied to chlorine concentrations above 7 mol/l in treated drinking water.

ISO 7393-3:1990 history

• 1990 ISO 7393-3:1990 Water quality; determination of free chlorine and total chlorine; part 3: iodometric titration method for the determination of total chlorine
• 1986 ISO 7393-3:1986 Water quality — Determination of free chlorine and total chlorine — Part 3: Iodometric titration method for the determination of total chlorine