BS 6068-5.7(1987) : 1987 AMD 8455
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 - TEST FOR THE INHIBITION OF OXYGEN CONSUMPTION BY ACTIVATED SLUDGE
15-03-1995
23-11-2012
National foreword
Method
0 Introduction
1 Scope and field of application
2 Definitions
3 Principle
4 Medium and reagents
5 Inoculum
6 Apparatus
7 Procedure
8 Expression of results
9 Validity of the results
10 Test report
Annex
Test procedures
Tables
1 Synthetic medium
2 Isotonic solution
3 Method A - Mixtures for preliminary test
4 Method B - Mixtures for perliminary test
Figures
1 Example of a measuring unit for method A
2 Example of a measuring unit of the activated sludge
oxygen consumption inhibition test (method B)
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