BS EN ISO 14855:2004
$142.49
Determination of the ultimate aerobic biodegradability and disintegration of plastic materials under controlled composting conditions. Method by analysis of evolved carbon dioxide
| Published By | Publication Date | Number of Pages |
| BSI | 2004 | 24 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 1 | BRITISH STANDARD |
| 2 | National foreword |
| 4 | Foreword Endorsement notice |
| 9 | 1 Scope 2 Normative references 3 Definitions ultimate aerobic biodegradation composting disintegration total dry solids volatile solids |
| 10 | theoretical amount of evolved carbon dioxide ThCO lag phase maximum level of biodegradation biodegradation phase plateau phase 4 Principle 5 Test environment |
| 11 | 6 Reagents 7 Apparatus 7.1 Composting vessels: 7.2 Air-supply system 7.3 Apparatus for the determination of carbon dioxide 7.4 Gas-tight tubes 7.5 pH meter. 7.6 Analytical equipment 7.7 Balance 7.8 Analytical equipment 8 Procedure 8.1 Preparation of the inoculum |
| 12 | 8.2 Preparation of test material and reference material 8.3 Start-up of the test |
| 13 | 8.4 Incubation period 8.5 Termination of the test |
| 14 | 9 Calculation and expression of results 9.1 Calculation of the theoretical amount of carbon dioxide 9.2 Calculation of the percentage biodegradation 9.3 Calculation of loss in mass 9.4 Expression of results |
| 15 | 10 Validity of results 11 Test report |
| 16 | (informative) Principle of test system (informative) Principle of test system Layout of test system |
| 17 | (informative) Examples of graphical representation of carbon dioxide evolution and biodegradation… (informative) Examples of graphical representation of carbon dioxide evolution and biodegradation… CO |
| 18 | Biodegradation curve (informative) Example of mass-loss determination (informative) Example of mass-loss determination |
| 20 | (informative) Round-robin testing (informative) Round-robin testing (informative) Examples of forms (informative) Examples of forms |
| 23 | (normative) Normative references to international publications with their relevant European publi… (normative) Normative references to international publications with their relevant European publi… |
