NEN 6261 : 1990 AMD 1 2002
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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BACTERIOLOGICAL EXAMINATION OF WATER - EXAMINATION BY MEANS OF MEMBRANE FILTRATION ON THE PRESENCE AND NUMBER OF COLONY FORMING UNITS (CFU) OF ESCHERICHIA COLI
Amendment of
Published date
12-01-2013
Publisher
Superseded date
18-02-2008
Superseded by
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Provides a method to enumerate Escherichia coli by filtration of a water sample through a membrane filter, by resuscitating the filtered germs on a solid, non-selective medium, followed by differentiation of the colonies that have formed by examining for the presence of indol.
| DocumentType |
Standard
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| PublisherName |
Netherlands Standards
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| Status |
Superseded
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| SupersededBy |
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