NEN EN ISO 17556 : 2012
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
PLASTICS - DETERMINATION OF THE ULTIMATE AEROBIC BIODEGRADABILITY OF PLASTIC MATERIALS IN SOIL BY MEASURING THE OXYGEN DEMAND IN A RESPIROMETER OR THE AMOUNT OF CARBON DIOXIDE EVOLVED
13-06-2019
12-01-2013
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
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
Bibliography
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