ISO 11265:2025

Environmental solid matrices — Determination of the specific electrical conductivity

Publication date:   Aug 28, 2025

General information

90.92   Standard to be revised   Nov 5, 2026

ISO

ISO/TC 190/SC 3 Chemical and physical characterization

International Standard

13.080.20   Physical properties of soils

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Scope

This document specifies an instrumental method for the routine determination of the specific electrical conductivity in an aqueous extract of soil, sludge, biowaste or waste. The determination is carried out to obtain an indication of the content of water-soluble electrolytes in a sample.
This document is applicable to all types of air-dried samples of soil, sludge, biowaste and waste.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 11265:1994/Cor 1:1996

WITHDRAWN
ISO 11265:1994

NOW

PUBLISHED
ISO 11265:2025
90.92 Standard to be revised
Nov 5, 2026

REVISED BY

IN_DEVELOPMENT
ISO/CD 11265