BS ISO 13975:2012
$142.49
Plastics. Determination of the ultimate anaerobic biodegradation of plastic materials in controlled slurry digestion systems. Method by measurement of biogas production
| Published By | Publication Date | Number of Pages |
| BSI | 2012 | 24 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 3 | CVP_Secretariat_Loca |
| 6 | Foreword |
| 7 | Introduction |
| 9 | 1 Scope 2 Normative references 3 Terms and definitions |
| 11 | 4 Principle 5 Test and reference materials 6 Apparatus |
| 12 | 7 Procedure 7.1 General 7.2 Preparation of inoculum 7.3 Start-up of the test |
| 13 | 7.4 Measurement of biogas produced (see Annex A) 7.5 Test duration 7.6 Measurement of dissolved inorganic carbon (see Annex B) 8 Calculation and expression of results 8.1 Amount of biogas produced 8.2 Amount of dissolved inorganic carbon |
| 14 | 8.3 Calculation of percentage biodegradation 9 Expression and interpretation of results 10 Validity of results |
| 15 | 11 Test report |
| 16 | Annex A (informative) Examples of test systems |
| 18 | Annex B (informative) Example of apparatus for measurement of biogas dissolved in slurry |
| 19 | Annex C (informative) Example of a biodegradation curve |
| 20 | Annex D (informative) Table of water vapour pressures at various temperatures |
| 21 | Bibliography |
