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BS ISO 5148:2022

BS ISO 5148:2022

$142.49

Plastics. Determination of specific aerobic biodegradation rate of solid plastic materials and disappearance time (DT50) under mesophilic laboratory test conditions

Published By Publication Date Number of Pages
BSI 2022 28
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PDF Catalog

PDF Pages PDF Title
2 undefined
6 Foreword
7 Introduction
9 1 Scope
2 Normative references
3 Terms and definitions
11 4 Principle
5 Apparatus
5.1 Sieves
12 5.2 Sieve shaker
5.3 Laser particle size analyser (i.e. laser diffraction instrument)
5.4 Micropore and chemisorption analyser
6 Determination of the specific surface area (SSA) of test sample
6.1 General
6.2 Powder test sample
6.2.1 Sample preparation
6.2.2 Specific surface area determination
14 6.3 Film/sheet test sample
6.3.1 Sample preparation
6.3.2 Specific surface area determination
15 7 Determination of the net CO2 evolution
16 8 Determination of the specific aerobic biodegradation rate and disappearance time
8.1 Determination of CR disappearance
17 8.2 Determination of specific aerobic biodegradation rate
8.3 Determination of DT50
18 9 Test report
19 Annex A (informative) Example for the determination of rSAB and DT50
24 Bibliography

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BS ISO 5148:2022
$142.49