BS EN ISO 14855:2004
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Determination of the ultimate aerobic biodegradability and disintegration of plastic materials under controlled composting conditions. Method by analysis of evolved carbon dioxide
Hardcopy , PDF
28-09-2007
English
31-08-2004
Important note : Users cannot be edited or removed once added to your Multi user PDF.
Foreword
1 Scope
2 Normative references
3 Definitions
4 Principle
5 Test environment
6 Reagents
7 Apparatus
8 Procedure
8.1 Preparation of the inoculum
8.2 Preparation of test material and reference material
8.3 Start-up of the test
8.4 Incubation period
8.5 Termination of the test
9 Calculation and expression of results
9.1 Calculation of the theoretical amount of carbon dioxide
9.2 Calculation of the percentage biodegradation
9.3 Calculation of loss in mass
9.4 Expression of results
10 Validity of results
11 Test report
Annex A (informative) Principle of test system
Annex B (informative) Examples of graphical representation
carbon dioxide evolution and
biodegradation curves
Annex C (informative) Example of mass-loss determination
Annex D (informative) Round-robin testing
Annex E (informative) Examples of forms
Specifies a method for the determination of the ultimate aerobic biodegradability of plastics, based on organic compounds, under controlled composting conditions by measurement of the amount of carbon dioxide evolved and the degree of disintegration of the plastic at the end of the test.
| Committee |
PRI/21
|
| DevelopmentNote |
Renumbers and supersedes BS ISO 14855. 2004 version incorporates AMD 15250 to BS ISO 14855. Supersedes 96/121840 DC. (09/2004)
|
| DocumentType |
Standard
|
| Pages |
24
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| NBN EN ISO 14855 : 2004 | Identical |
| I.S. EN ISO 14855:2004 | Identical |
| NF EN ISO 14855 : 2005 | Identical |
| NS EN ISO 14855 : 1ED 2004 | Identical |
| DIN EN ISO 14855:2004-10 | Identical |
| EN ISO 14855:2004 | Identical |
| UNE-EN ISO 14855:2005 | Identical |
| NEN EN ISO 14855 : 2004 | Identical |
| UNI EN ISO 14855 : 2005 | Identical |
| ISO 14855:1999 | Identical |
| SN EN ISO 14855 : 2004 | Identical |
| ISO 5663:1984 | Water quality — Determination of Kjeldahl nitrogen — Method after mineralization with selenium |
| EN 25663:1993 | Water quality - Determination of Kjeldahl nitrogen - Method after mineralization with selenium (ISO 5663:1984) |
| ISO 8245:1999 | Water quality Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC) |
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.