BS EN ISO 12782-4:2012
Current
The latest, up-to-date edition.
Soil quality. Parameters for geochemical modelling of leaching and speciation of constituents in soils and materials Extraction of humic substances from solid samples
Hardcopy , PDF
English
30-06-2012
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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
Defines a procedure to determine the concentration of humic substances in soil or other materials.
| Committee |
EH/4
|
| DevelopmentNote |
Supersedes 10/30199310 DC. (06/2012)
|
| DocumentType |
Standard
|
| Pages |
34
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This part of ISO12782 specifies a procedure to determine the concentration of humic substances in soil or other materials. Other materials also include waste. The content of humic substances can be used as input in geochemical models.
| 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 |
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