ISO/TS 22171:2023

Soil quality — Determination of potential cation exchange capacity (CEC) and exchangeable cations buffered at pH 7, using a molar ammonium acetate solution ISO/TS 22171:2023

General information

Current stage: 60.60 Standard published Dec 4, 2023

Originator: ISO

Owner: ISO/TC 190/SC 3 Chemical and physical characterization

Type: Technical Specification

ICS: 13.080.10 Chemical characteristics of soils

Scope

This document specifies a method for the determination of potential cation exchange capacity (CEC) and the content of exchangeable cations (Ca, K, Mg, Na) in soils using a molar ammonium acetate solution buffered at pH 7 as extractant.
This document is applicable to all types of air-dry soil samples which have been prepared, for example, according to ISO 11464.

Life cycle

NOW

PUBLISHED
ISO/TS 22171:2023
60.60 Standard published
Dec 4, 2023