NEN 6274 : 1995 C1 1999
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
BACTERIOLOGICAL EXAMINATION OF WATER - ENUMERATION OF FECAL STREPTOCOCCI BY MEMBRANE FILTRATION
06-01-2000
01-12-2013
Provides a method to demonstrate faecal streptococci by filtering a sample through a membrane filter, and by incubating the filter in a suitable, selective medium. Characteristic colonies are closer examined in a second selective medium.
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