Water quality. Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium. Static test (Zahn-Wellens method)

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

15-09-1999

Publisher

British Standards Institution

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

Applicable to organic compounds which under the test conditions and test concentration are soluble, non-volatile, or of a negligible vapour pressure, not lost by foaming, and not inhibitory to the test micro-organisms.

Committee	EH/3/5
DevelopmentNote	Supersedes BS EN 29888 Also numbered as BS 6068-5.13(1999) (08/1999) Supersedes 97/564771 DC (05/2005) Supersedes BS 6068-5.13(1993) (02/2006) Reviewed and confirmed by BSI, July 2008. (06/2008)
DocumentType	Standard
Pages	22
PublisherName	British Standards Institution
Status	Current
Supersedes	BS EN 29888:1993 BS 6068-5.13(1993) : 1993 97/564771 DC : DRAFT NOV 1997

Standards	Relationship
SN 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
UNI EN ISO 9888 : 2000	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 E : 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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BS EN ISO 9888:1999

Water quality. Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium. Static test (Zahn-Wellens method)

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Abstract

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