BS 6068-2.63(1998) : 1998
Current
The latest, up-to-date edition.
WATER QUALITY - DETERMINATION OF BIOCHEMICAL OXYGEN DEMAND AFTER N DAYS (BODN) - PART 1: DILUTION AND SEEDING METHOD WITH ALLYLTHIOUREA ADDITION
23-11-2012
Foreword
Introduction
1 Scope
2 Normative references
3 Definition
4 Principle
5 Reagents
6 Apparatus
7 Storage of the sample
8 Procedure
9 Calculation and expression of results
10 Trueness and precision
11 Special cases
12 Test report
Annex A (normative) Alternative incubation periods
Annex B (informative) Multitesting
Defines a determination of the biochemical oxygen demand of waters by diluting and seeding with suppression of nitrification. Applies to all waters with biochemical oxygen demands in excess of or equal to the limit of determination 3 mg/l of oxygen and not in excess of 6000mg/l of oxygen.
| Committee |
EH/3/2
|
| DevelopmentNote |
Also numbered as BS EN 1899-1 Supersedes BS 6068-2.14(1990) and 95/520860 DC (09/2005) Reviewed and confirmed by BSI, July 2008. (06/2008)
|
| DocumentType |
Standard
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| EN 1899-1:1998 | Identical |
| BS 1427:2009 | Guide to on-site test methods for the analysis of waters |
| 10/30184124 DC : 0 | BS 8525-2 - GREYWATER SYSTEMS - PART 2: DOMESTIC GREYWATER TREATMENT EQUIPMENT - REQUIREMENTS AND TEST METHODS |
| BS 8525-2:2011 | Greywater systems Domestic greywater treatment equipment. Requirements and test methods |
| EN 25814:1992 | Water quality - Determination of dissolved oxygen - Electrotechnical probe method (ISO 5814:1990) |
| ISO 8467:1993 | Water quality — Determination of permanganate index |
| ISO 5813:1983 | Water quality — Determination of dissolved oxygen — Iodometric method |
| EN ISO 8467:1995 | Water quality - Determination of permanganate index (ISO 8467:1993) |
| ISO 8245:1999 | Water quality Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC) |
| ISO 5814:2012 | Water quality — Determination of dissolved oxygen — Electrochemical probe method |
| ISO 6060:1989 | Water quality — Determination of the chemical oxygen demand |
| ISO 6107-2:2006 | Water quality Vocabulary Part 2: |
| EN 25813:1992 | Water quality - Determination of dissolved oxygen - Iodometric method (ISO 5813:1983) |
| ISO 3696:1987 | Water for analytical laboratory use — Specification and test methods |
| EN ISO 3696:1995 | Water for analytical laboratory use - Specification and test methods (ISO 3696:1987) |
| ISO 7393-2:1985 | Water quality Determination of free chlorine and total chlorine Part 2: Colorimetric method using N,N-diethyl-1,4-phenylenediamine, for routine control purposes |
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