Name: UNI EN ISO 23470 : 2011
Brand: UNI

UNI EN ISO 23470 : 2011

Superseded

SOIL QUALITY - DETERMINATION OF EFFECTIVE CATION EXCHANGE CAPACITY (CEC) AND EXCHANGEABLE CATIONS USING A HEXAMMINECOBALT TRICHLORIDE SOLUTION

Superseded date

09-08-2022

Published date

01-01-2011

Publisher

Ente Nazionale Italiano di Unificazione (UNI)

Foreword
1 Scope
2 Normative references
3 Principle
4 Reagents
5 Apparatus
6 Procedure
7 Test report
8 Validation
Annex A (informative) - Comparison of different methods
for the determination of effective CEC
Annex B (informative) - Results of the interlaboratory
comparison
Bibliography

Describes a method for the determination of the cation exchange capacity (CEC) and the content of exchangeable cations (Al[3+], Ca[2+], Fe[2+], K[+], Mg[2+], Mn[2+], Na[+]) in soils using a hexamminecobalt trichloride solution as extractant.

DocumentType	Standard
PublisherName	Ente Nazionale Italiano di Unificazione (UNI)
Status	Superseded
SupersededBy	UNI EN ISO 23470:2018

Standards	Relationship
ISO 23470:2007	Identical
EN ISO 23470:2011	Identical

ISO 11464:2006	Soil quality Pretreatment of samples for physico-chemical analysis
ISO 5725-2:1994	Accuracy (trueness and precision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method
ISO 10390:2005	Soil quality Determination of pH
ISO 14235:1998	Soil quality Determination of organic carbon by sulfochromic oxidation
NFX 31 130 : 1999	SOIL QUALITY - CHEMICAL METHODS - DETERMINATION OF CATIONIC EXCHANGE CAPACITY (CEC) AND EXTRACTIBLE CATIONS
ISO 11260:1994	Soil quality Determination of effective cation exchange capacity and base saturation level using barium chloride solution