ISO/DIS 20227 : 60.00 (2017)被替代
WATER QUALITY - DETERMINATION OF THE GROWTH INHIBITION EFFECTS OF WASTE WATERS, NATURAL WATERS AND CHEMICALS ON THE DUCKWEED SPIRODELA POLYRHIZA - METHOD USING A STOCK CULTURE INDEPENDENT MICROBIOTEST
出版：International Organization for Standardization
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基本信息
标准编号： ISO/DIS 20227 : 60.00 (2017)
标准类别：Standard
出版单位：International Organization for Standardization
标准页数：0
标准简介
Describes a method for the determination of the inhibition of the growth of the first fronds of Spirodela polyrhiza germinated from turions, by substances and mixtures contained in water or waste water, including treated municipal waste water and industrial effluents.
替代本标准的新标准
