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EN ISO 9408 : 1999

Current
Current

The latest, up-to-date edition.

WATER QUALITY - EVALUATION OF ULTIMATE AEROBIC BIODEGRADABILITY OF ORGANIC COMPOUNDS IN AQUEOUS MEDIUM BY DETERMINATION OF OXYGEN DEMAND IN A CLOSED RESPIROMETER
Published date

08-01-1999

Foreword
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
TC 230
DevelopmentNote
Supersedes EN 29408. (09/1999)
DocumentType
Standard
PublisherName
Comite Europeen de Normalisation
Status
Current
Supersedes

CEN/TR 17105:2017 Construction products - Assessment of release of dangerous substances - Guidance on the use of ecotoxicity tests applied to construction products
DIN EN 16028:2012-10 Railway applications - Wheel/rail friction management - Lubricants for trainborne and trackside applications
DIN EN 16028 E : 2012 RAILWAY APPLICATIONS - WHEEL/RAIL FRICTION MANAGEMENT - LUBRICANTS FOR TRAINBORNE AND TRACKSIDE APPLICATIONS
I.S. EN 16028:2012 RAILWAY APPLICATIONS - WHEEL/RAIL FRICTION MANAGEMENT - LUBRICANTS FOR TRAINBORNE AND TRACKSIDE APPLICATIONS
VDI 3477:2016-03 Biological waste gas purification - Biofilters
PD CEN/TR 17105:2017 Construction products. Assessment of release of dangerous substances. Guidance on the use of ecotoxicity tests applied to construction products
17/30341515 DC : 0 BS ISO 12925-1 - LUBRICANTS, INDUSTRIAL OILS AND RELATED PRODUCTS (CLASS L) - FAMILY C (GEARS) - PART 1: SPECIFICATIONS FOR LUBRICANTS FOR ENCLOSED GEAR SYSTEMS
UNE-EN 16807:2017 Liquid petroleum products - Bio-lubricants - Criteria and requirements of bio-lubricants and bio-based lubricants
BS EN 16028:2012 Railway applications. Wheel/rail friction management. Lubricants for trainborne and trackside applications
S.R. CEN/TR 17105:2017 CONSTRUCTION PRODUCTS - ASSESSMENT OF RELEASE OF DANGEROUS SUBSTANCES - GUIDANCE ON THE USE OF ECOTOXICITY TESTS APPLIED TO CONSTRUCTION PRODUCTS
UNI EN 16028 : 2012 RAILWAY APPLICATIONS - WHEEL/RAIL FRICTION MANAGEMENT - LUBRICANTS FOR TRAINBORNE AND TRACKSIDE APPLICATIONS
BS EN 16807:2016 Liquid petroleum products. Bio-lubricants. Criteria and requirements of bio-lubricants and bio-based lubricants
I.S. EN 16807:2016 LIQUID PETROLEUM PRODUCTS - BIO-LUBRICANTS - CRITERIA AND REQUIREMENTS OF BIO-LUBRICANTS AND BIO-BASED LUBRICANTS
UNE-EN 16028:2013 Railway applications - Wheel/rail friction management - Lubricants for trainborne and trackside applications
EN 16028:2012 Railway applications - Wheel/rail friction management - Lubricants for trainborne and trackside applications
EN 16807:2016 Liquid petroleum products - Bio-lubricants - Criteria and requirements of bio-lubricants and bio-based lubricants
14/30312370 DC : 0 BS EN 16807 - LIQUID PETROLEUM PRODUCTS - BIO-LUBRICANTS - CRITERIA AND REQUIREMENTS OF BIO-LUBRICANTS AND BIO-BASED LUBRICANTS

ISO 11923:1997 Water quality — Determination of suspended solids by filtration through glass-fibre filters
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 6060:1989 Water quality — Determination of the chemical oxygen demand
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/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
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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