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
標準編號： ISO/DIS 20227 : 60.00 (2017)
標準類別：Standard
出版單位：International Organization for Standardization
標準頁數：0
標準簡介
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.
替代本標準的新標準
