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ISO/DIS 7335

Iron ores — Determination of combined water content — Karl Fischer titrimetric method

General information

40.00     Oct 28, 2026

ISO

ISO/TC 102/SC 2

International Standard

73.060.10  

Scope

This method ist applicable to a concentration range of 0,05 to 10 % (m/m) of combined water in natural iron ores, and iron ore concentrates and agglomerates including sinter products. The term combined water means that part of the water content of an iron ore that can be removed only at temperatures substantially higher than 100 to 110 °C. Figures show the general arrangement of the test apparatus for the Karl Fischer measurement, the heating tube, and the absorption cell. Includes three annexes.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 7335:1987

NOW

PROJECT
ISO/DIS 7335
40.00 DIS registered
Oct 28, 2026