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DIN EN ISO 20227 E : 2017現(xiàn)行

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 (ISO 20227:2017)

出版：German Institute for Standardisation (Deutsches Institut für Normung)

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基本信息
標(biāo)準(zhǔn)編號(hào)： DIN EN ISO 20227 E : 2017
標(biāo)準(zhǔn)類(lèi)別：Standard
出版單位：German Institute for Standardisation (Deutsches Institut für Normung)
標(biāo)準(zhǔn)頁(yè)數(shù)：0
標(biāo)準(zhǔn)簡(jiǎn)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.

等同采用的國(guó)際標(biāo)準(zhǔn)

EN ISO 20227 : 2017 - Identical

ISO 20227 : 2017 - Identical