UNE-EN ISO 9408:2000
Current
The latest, up-to-date edition.
Water quality. Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium by determintation of oxygen demand in a closed respirometer (ISO 9408:1999)
Hardcopy , PDF
Spanish, Castilian, English
17-05-2000
1 Scope
2 Terms and definitions
3 Principle
4 Test environment
5 Reagents
6 Apparatus
7 Procedure
8 Calculation and expression of results
9 Validity of results
10 Test report
Annex A (informative) Example of calculation of theoretical oxygen demand
Annex B (informative) Correction of oxygen uptake for interference by
nitrification
Annex C (informative) Example of a biodegradation curve
Annex D (informative) Closed respirometer
Bibliography
Defines a method, by determination of the oxygen demand in a closed respirometer, for the evaluation in aqueous medium of the ultimate biodegradability of organic compounds and waste waters at a given concentration by aerobic microorganisms.
| Committee |
CTN 77/SC 1
|
| DevelopmentNote |
Supersedes UNE EN 29408. (07/2003)
|
| DocumentType |
Standard
|
| Pages |
24
|
| PublisherName |
Asociación Española de Normalización
|
| Status |
Current
|
| Standards | Relationship |
| I.S. EN ISO 9408:1999 | Identical |
| DIN EN ISO 9408:1999-12 | Identical |
| EN ISO 9408:1999 | Identical |
| NEN EN ISO 9408 : 1999 | Identical |
| NF EN ISO 9408 : 1999 | Identical |
| BS EN ISO 9408:1999 | Identical |
| NS EN ISO 9408 : 1ED 1999 | Identical |
| ISO 9408:1999 | Identical |
| NBN EN ISO 9408 : 1999 | Identical |
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