I.S. EN 29408:1993
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
WATER QUALITY - EVALUATION IN AN AQUEOUS MEDIUM OF THE "ULTIMATE" AEROBIC BIODEGRADABILITY OF ORGANIC COMPOUNDS - METHOD OF DETERMINING THE OXYGEN IN A CLOSED RESPIROMETER
12-03-1999
01-12-2013
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.
Cooperating organizations
National foreword
Foreword
1 Scope
2 Normative references
3 Definitions
4 Principle
5 Test environment
6 Reagents
7 Apparatus
8 Procedure
9 Calculation and expression of results
10 Validity of the test
11 Test report
Annexes
A (informative) Example of the calculation of the
theoretical oxygen demand
B (informative) Correction of oxygen uptake for
interference by nitrification
C (informative) Respirometric test
D (informative) Principle of a closed respirometer
National annexes
NA (informative) Committees responsible
NB (informative) Cross-references
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