NEN 6261:1990被替代
Bacteriological Examination Of Water - Examination By Means Of Membrane Filtration On The Presence And Number Of Colony Forming Units (cfu) Of Escherichia Coli
出版：Nederlands Normalisatie Instituut
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基本信息
標準編號： NEN 6261:1990
發布時間：1990/6/1 0:00:00
標準類別：Standard
出版單位：Nederlands Normalisatie Instituut
標準頁數：8
標準簡介
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.
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