DIN EN ISO 14851:2016-07 (Draft)
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
DETERMINATION OF THE ULTIMATE AEROBIC BIODEGRADABILITY OF PLASTIC MATERIALS IN AN AQUEOUS MEDIUM - METHOD BY MEASURING THE OXYGEN DEMAND IN A CLOSED RESPIROMETER
Hardcopy , PDF
07-03-2021
German
01-01-2016
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Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 Principle
5 Test environment
6 Reagents
7 Apparatus
8 Procedure
9 Calculation and expression of results
10 Validity of results
11 Test report
Annex A (informative) Theoretical oxygen demand (ThOD)
Annex B (informative) Correction of BOD values for interference
by nitrification
Annex C (informative) Principle of a closed manometric
respirometer
Annex D (informative) Two-phase closed-bottle version of the
respirometric test
Annex E (informative) Example of the determination of a carbon
balance
Annex F (informative) Example of a determination of the amount
of water-insoluble polymer remaining at
the end of a biodegradation test and the
molecular mass of the polymer
Annex G (informative) Bibliography
Annex ZA (normative) Normative references to international
publications with their relevant European
publications
This standard is included in DIN Handbook 489 and DIN Handbook KUNSTSTOFFE BAND 2. Specifies a method, by measuring the oxygen demand in a closed respirometer, for the determination of the degree of aerobic biodegradability of plastic materials, including those containing formulation additives.
| DevelopmentNote |
DRAFT 2016 issued in July 2016. (07/2016)
|
| DocumentType |
Draft
|
| Pages |
67
|
| PublisherName |
German Institute for Standardisation (Deutsches Institut für Normung)
|
| Status |
Superseded
|
| Standards | Relationship |
| NS EN ISO 14851 : 1ED 2004 | Identical |
| I.S. EN ISO 14851:2004 | Identical |
| UNE-EN ISO 14851:2005 | Identical |
| NF EN ISO 14851 : 2004 | Identical |
| SN EN ISO 14851 : 2004 | Identical |
| UNI EN ISO 14851 : 2005 | Identical |
| EN ISO 14851:2004 | Identical |
| BS EN ISO 14851:2004 | Identical |
| NEN EN ISO 14851 : 2004 | Identical |
| NBN EN ISO 14851 : 2004 | Identical |
| ONORM EN ISO 14851 : 2004 | Identical |
| ISO 14851:1999 | Identical |
| DIN HDBK KUNSTSTOFFE BAND 2 : 2017 | HANDBUCH KUNSTSTOFFE - BAND 2 - CHEMISCHE UND OPTISCHE GEBRAUCHSEIGENSCHAFTEN, VERARBEITUNGSEIGENSCHAFTEN - PRUEFNORMEN |
| DIN HDBK 489 : 1ED 2013 |
| ISO 11923:1997 | Water quality — Determination of suspended solids by filtration through glass-fibre filters |
| ISO 10708:1997 | Water quality — Evaluation in an aqueous medium of the ultimate aerobic biodegradability of organic compounds — Determination of biochemical oxygen demand in a two-phase closed bottle test |
| ASTM D 5271 : 2002 | Standard Test Method for Determining the Aerobic Biodegradation of Plastic Materials in an Activated-Sludge-Wastewater-Treatment System (Withdrawn 2011) |
| ASTM D 3536 : 1991 | Test Method for Molecular Weight Averages and Molecular Weight Distribution of Polystyrene by Liquir Exclusion Chromatography (Gel Permeation Chromatography - GPC) (Withdrawn 1996) |
| ISO 9408:1999 | Water quality — Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium by determination of oxygen demand in a closed respirometer |
| ISO 8245:1999 | Water quality Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC) |
| ISO/TR 15462:2006 | Water quality Selection of tests for biodegradability |
| ISO 8192:2007 | Water quality Test for inhibition of oxygen consumption by activated sludge for carbonaceous and ammonium oxidation |
| ISO 10634:1995 | Water quality Guidance for the preparation and treatment of poorly water-soluble organic compounds for the subsequent evaluation of their biodegradability in an aqueous medium |
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