18/30370138 DC : DRAFT APR 2018
Current
The latest, up-to-date edition.
BS EN ISO 17556 - PLASTICS - DETERMINATION OF THE ULTIMATE AEROBIC BIODEGRADABILITY OF PLASTICS MATERIALS IN SOIL BY MEASURING THE OXYGEN DEMAND IN A RESPIROMETER OR THE AMOUNT OF CARBON DIOXIDE EVOLVED
06-03-2018
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Test environment
6 Materials
7 Apparatus
8 Procedure
9 Calculation and expression of results
10 Validity of results
11 Test report
Annex A (informative) - Principle of a manometric
respirometer (example)
Annex B (informative) - Example of a system for measuring
the amount of carbon dioxide evolved
Annex C (informative) - Examples of methods for the
determination of evolved carbon dioxide
Annex D (informative) - Theoretical oxygen demand (ThOD)
Annex E (informative) - Example of a determination of the
amount and the molecular mass of water-insoluble
polymer remaining at the end of a biodegradation test
Annex F (informative) - Examples of long-term tests
Annex G (informative) - Round-robin testing
Bibliography
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