Water quality. Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium. Method by analysis of inorganic carbon in sealed vessels (CO2 headspace test)

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

06-15-1999

Publisher

British Standards Institution

1 Scope
2 Normative reference
3 Terms and definitions
4 Principle
5 Test environment
6 Reagents
7 Apparatus
8 Procedure
9 Calculation and expression of results
10 Expression of results
11 Validity of results
12 Precision of the method
13 Test report
Annex A (informative) Example of a biodegradation curve
Annex B (informative) Statistical treatment of results
Annex C (informative) Interlaboratory ring test
Bibliography

Provides a method, by analysis of inorganic carbon, for the evaluation in an aqueous medium of the ultimate aerobic biodegradability of organic substances at a given concentration of microorganisms.

Committee	EH/3/5
DevelopmentNote	Renumbers and supersedes BS 6068-5.23(1999). 2005 version incorporates amendment 15780 to BS 6068-5.23(1999). Supersedes 97/561435 DC. (11/2005)
DocumentType	Standard
Pages	22
PublisherName	British Standards Institution
Status	Current
Supersedes	BS 6068-5.23(1999) : 1999 AMD 15780 97/561435 DC : APR 97

Standards	Relationship
NBN EN ISO 14593 : 2005	Identical
I.S. EN ISO 14593:2005	Identical
ISO 14593:1999	Identical
DIN EN ISO 14593:2005-09	Identical
EN ISO 14593:2005	Identical
NS EN ISO 14593 : 1ED 2005	Identical
NEN EN ISO 14593 : 2005	Identical
UNE-EN ISO 14593:2006	Identical
UNI EN ISO 14593 : 2006	Identical
NF EN ISO 14593 : 2005	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)
ISO 8245:1999	Water quality Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC)
ISO 9888:1999	Water quality Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium Static test (Zahn-Wellens method)
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 8192:2007	Water quality Test for inhibition of oxygen consumption by activated sludge for carbonaceous and ammonium oxidation
ISO 10634:1995	Water quality Guidance for the preparation and treatment of poorly water-soluble organic compounds for the subsequent evaluation of their biodegradability in an aqueous medium

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BS EN ISO 14593:2005

Water quality. Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium. Method by analysis of inorganic carbon in sealed vessels (CO2 headspace test)

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Abstract

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