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NEN EN ISO 9308-1:2000被替代

Water Quality - Detection And Enumeration Of Escherichia Coli And Coliform Bacteria - Part 1: Membrane Filtration Method

出版:Nederlands Normalisatie Instituut

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基本信息
标准编号: NEN EN ISO 9308-1:2000
发布时间:2000/11/1 0:00:00
标准类别:Standard
出版单位:Nederlands Normalisatie Instituut
标准页数:12
标准简介

Gives a reference method (Standard Test) for the detection and enumeration of Escherichia coli and coliform bacteria in water for human consumption. The Standard Test is based on membrane filtration, subsequent culture on a differential agar medium and calculation of the number of target organisms in the sample. Also includes a rapid method (Rapid Test) for the detection of E. coli only within 24 h in water for human consumption, which can be useful in special cases when information is needed quickly. The Rapid Test is based on membrane filtration, subsequent culture under selective conditions and calculation of the number of E.coli in the sample.

标准备注

Supersedes NEN 6553. (08/2002) Supersedes NEN 6261. (04/2008)

本标准替代的旧标准

NEN 6261:1990

替代本标准的新标准

NEN EN ISO 9308-1:2014