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NEN 6565 : 1982
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
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BACTERIOLOGICAL EXAMINATION OF DRINKING WATER - EXAMINATION BY MEANS OF FERMENTATION TESTS FOR THE PRESENCE OF FECAL STREPTOCOCCI
07-05-2007
12-01-2013
Deze norm geeft een methode voor het aantonen van faecale streptococcen door kweken van deze kiemen in een selectief vloeibaar medium en het bevestigen van positieve ophopingscultures. De norm is van toepassing bij het bacteriologisch onderzoek van drinkwater.
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