Name: UNI EN ISO 12782-5 : 2012
Brand: UNI

SOIL QUALITY - PARAMETERS FOR GEOCHEMICAL MODELLING OF LEACHING AND SPECIATION OF CONSTITUENTS IN SOILS AND MATERIALS - PART 5: EXTRACTION OF HUMIC SUBSTANCES FROM AQUEOUS SAMPLES

Published date

08-02-2012

Publisher

Ente Nazionale Italiano di Unificazione (UNI)

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Apparatus
6 Reagents
7 Sampling
8 Procedure
9 Eluate treatment and storage
10 Analytical determination
11 Blank test
12 Calculation
13 Expression of results
14 Test report
15 Performance characteristics
Annex A (informative) - Schematic representation of the
fractionation procedure
Annex B (informative) - Validation of procedure
Annex C (informative) - Conditions regarding centrifugation
Bibliography

Describes a procedure to determine the concentration of humic substances in aqueous samples.

DocumentType	Standard
PublisherName	Ente Nazionale Italiano di Unificazione (UNI)
Status	Current

Standards	Relationship
ISO 12782-5:2012	Identical
EN ISO 12782-5:2012	Identical

ISO 11074:2015	Soil quality — Vocabulary
ISO/TS 21268-4:2007	Soil quality Leaching procedures for subsequent chemical and ecotoxicological testing of soil and soil materials Part 4: Influence of pH on leaching with initial acid/base addition
ISO 8245:1999	Water quality Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC)
ISO 5667-3:2012	Water quality Sampling Part 3: Preservation and handling of water samples
ISO 3696:1987	Water for analytical laboratory use — Specification and test methods