Name: UNI EN ISO 12782-4 : 2012
Brand: UNI

SOIL QUALITY - PARAMETERS FOR GEOCHEMICAL MODELLING OF LEACHING AND SPECIATION OF CONSTITUENTS IN SOILS AND MATERIALS - PART 4: EXTRACTION OF HUMIC SUBSTANCES FROM SOLID 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 Sample pretreatment
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 soil or other materials.

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

Standards	Relationship
EN ISO 12782-4:2012	Identical
ISO 12782-4:2012	Identical

ISO 11074:2015	Soil quality — Vocabulary
ISO 10381-1:2002	Soil quality Sampling Part 1: Guidance on the design of sampling programmes
ISO 10381-3:2001	Soil quality Sampling Part 3: Guidance on safety
ISO 10381-6:2009	Soil quality Sampling Part 6: Guidance on the collection, handling and storage of soil under aerobic conditions for the assessment of microbiological processes, biomass and diversity in the laboratory
ISO 11464:2006	Soil quality Pretreatment of samples for physico-chemical analysis
ISO 8245:1999	Water quality Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC)
ISO 10381-2:2002	Soil quality Sampling Part 2: Guidance on sampling techniques
ISO 11277:2009	Soil quality Determination of particle size distribution in mineral soil material Method by sieving and sedimentation
ISO 10381-5:2005	Soil quality Sampling Part 5: Guidance on the procedure for the investigation of urban and industrial sites with regard to soil contamination
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
EN 15002:2015	Characterization of waste - Preparation of test portions from the laboratory sample
ISO 10381-4:2003	Soil quality Sampling Part 4: Guidance on the procedure for investigation of natural, near-natural and cultivated sites
CEN/TR 15310-3 : 2006	CHARACTERIZATION OF WASTE - SAMPLING OF WASTE MATERIALS - PART 3: GUIDANCE ON PROCEDURES FOR SUB-SAMPLING IN THE FIELD
EN 14899:2005	Characterization of waste - Sampling of waste materials - Framework for the preparation and application of a Sampling Plan