DIN EN 12457-2:2003-01
Current
The latest, up-to-date edition.
CHARACTERIZATION OF WASTE - LEACHING - COMPLIANCE TEST FOR LEACHING OF GRANULAR AND SLUDGES - PART 2: ONE STAGE BATCH TEST AT A LIQUID TO SOLID RATIO OF 10 L/KG WITH PARTICLE SIZE BELOW 4 MM (WITHOUT OR WITH SIZE REDUCTION)
Hardcopy , PDF
German, English
01-01-2003
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
3.1 Leaching test
3.2 Leachant
3.3 Eluate
3.4 Single batch leaching test
3.5 Serial batch leaching test
3.6 Liquid to solid ratio L/S (abbreviation: L/S)
3.7 Liquid waste
3.8 Sludge
3.9 Monolithic waste
3.10 Granular waste
3.11 Dry matter content ratio (abbreviation: DR)
3.12 Moisture content ratio (abbreviation MC)
3.13 Laboratory sample
3.14 Test sample
3.15 Test portion
4 Compliance test
4.1 Principle
4.2 Equipment and reagents
4.3 Sampling strategy and sample preparation
5 Procedure
5.1 Testing conditions
5.2 Description of the procedure
5.3 Further preparation of the eluate for analysis
5.4 Blank test for the verification of the leaching
procedure
6 Calculation
7 Documentation and test report
7.1 Sample preparation
7.2 Production of eluate
7.3 Analytical determination
7.4 Calculations and blank test information
8 Performance characteristics
8.1 Objective of the validation
8.2 Validation study
8.3 Validation results
8.4 Summary of the performance characteristics evaluation
Annex A (informative) Information on the influence on the
test results of the parameters that affect leaching
Annex B (informative) Test for determining whether waste is
in the liquid state
Annex C (informative) Example of datasheet for EN 12457-2
Annex D (informative) Process map for EN 12457-2
Annex E (informative) Example of a specific liquid-solid
separation procedure for soil sample
Bibliography
Describes a compliance test providing information on leaching of granular wastes and sludges under the experimental conditions specified hereafter, and particularly a liquid to solid ratio of 10 L/kg dry matter. Applies to waste which has a particle size below 4 mm without or with size reduction.
| DevelopmentNote |
Together with DIN EN 12457-1, DIN EN 12457-3 and DIN EN 12457-4 supersedes DIN EN 12457 (03/2000)
|
| DocumentType |
Standard
|
| Pages |
32
|
| PublisherName |
German Institute for Standardisation (Deutsches Institut für Normung)
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| NBN EN 12457-2 : 2002 | Identical |
| NEN EN 12457-2 : 2002 | Identical |
| I.S. EN 12457-2:2002 | Identical |
| NF EN 12457-2 : 2002 | Identical |
| NS EN 12457-2 : 1ED 2003 | Identical |
| EN 12457-2:2002 | Identical |
| BS EN 12457-2:2002 | Identical |
| UNE-EN 12457-2:2003 | Identical |
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