UNI EN ISO 9888 : 2000
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)
30-11-2000
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
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 UNI EN 29888. (12/2000)
|
| DocumentType |
Standard
|
| PublisherName |
Ente Nazionale Italiano di Unificazione (UNI)
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| SN EN ISO 9888 : 1999 | Identical |
| BS EN ISO 9888:1999 | Identical |
| NBN EN ISO 9888 : 1999 | Identical |
| NF EN ISO 9888 : 1999 | Identical |
| NEN EN ISO 9888 : 1999 | Identical |
| EN ISO 9888:1999 | Identical |
| NS EN ISO 9888 : 2ED 1999 | Identical |
| ISO 9888:1999 | Identical |
| I.S. EN ISO 9888:1999 | Identical |
| UNE-EN ISO 9888:1999 | Identical |
| DIN EN ISO 9888:1999-11 | Identical |
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