I.S. EN ISO 9888:1999
Current
The latest, up-to-date edition.
WATER QUALITY - EVALUATION OF ULTIMATE AEROBIC BIODEGRADABILITY OF ORGANIC COMPOUNDS IN AQUEOUS MEDIUM - STATIC TEST (ZAHN-WELLENS METHOD)
Hardcopy , PDF
English
01-01-1999
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Test environment
6 Reagents
7 Apparatus
8 Procedure
9 Calculation and expression of results
10 Validity of results
11 Test report
Annex A (informative) Example of a biodegradation curve
Bibliography
Annex ZA (normative) Normative references to international
publications with their relevant European
publications
Defines a procedure for the evaluation in aqueous medium of the ultimate biodegradability and as information, the primary biodegradability and the total elimination from water, of organic compounds at a specified concentration by aerobic microorganisms.
| DevelopmentNote |
Supersedes I.S. EN 29888 (07/2005)
|
| DocumentType |
Standard
|
| Pages |
22
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| BS EN ISO 9888:1999 | Identical |
| NBN EN ISO 9888 : 1999 | Identical |
| NF EN ISO 9888 : 1999 | Identical |
| NEN EN ISO 9888 : 1999 | Identical |
| NS EN ISO 9888 : 2ED 1999 | Identical |
| ISO 9888:1999 | Identical |
| EN ISO 9888:1999 | Identical |
| UNE-EN ISO 9888:1999 | Identical |
| DIN EN ISO 9888:1999-11 | Identical |
| ISO 11923:1997 | Water quality — Determination of suspended solids by filtration through glass-fibre filters |
| ISO 9439:1999 | Water quality — Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium — Carbon dioxide evolution test |
| ISO 9887:1992 | Water quality — Evaluation of the aerobic biodegradability of organic compounds in an aqueous medium — Semi-continuous activated sludge method (SCAS) |
| EN 1484:1997 | Water analysis - Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC) |
| ISO 9408:1999 | Water quality — Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium by determination of oxygen demand in a closed respirometer |
| ISO 8245:1999 | Water quality — Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC) |
| ISO 6060:1989 | Water quality — Determination of the chemical oxygen demand |
| ISO 7827:2010 | Water quality — Evaluation of the "ready", "ultimate" aerobic biodegradability of organic compounds in an aqueous medium — Method by analysis of dissolved organic carbon (DOC) |
| ISO 11733:2004 | Water quality — Determination of the elimination and biodegradability of organic compounds in an aqueous medium — Activated sludge simulation test |
| ISO/TR 15462:2006 | Water quality — Selection of tests for biodegradability |
| ISO 8192:2007 | Water quality — Test for inhibition of oxygen consumption by activated sludge for carbonaceous and ammonium oxidation |
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