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BS EN 17417:2020 Determination of the ultimate biodegradation of plastics materials in an aqueous system under anoxic (denitrifying) conditions. Method by measurement of pressure increase >
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BS EN 17417:2020 Determination of the ultimate biodegradation of plastics materials in an aqueous system under anoxic (denitrifying) conditions. Method by measurement of pressure increase, 2020
- undefined
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Principle
- 5 Equipment and materials [Go to Page]
- 6 Preparation [Go to Page]
- 7 Test procedure [Go to Page]
- 8 Calculation and evaluation [Go to Page]
- 9 Validity of results
- 10 Test report
- Annex A (informative)Test scheme — Calculation of the maximum permitted initial mass of the test substance and the minimum nitrate concentration [Go to Page]
- Annex B (informative)Examples of degradation curves
- Annex C (informative)Calculation of the produced inorganic carbon and preparation of a carbon balance [Go to Page]
