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)

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English, Spanish, Castilian

Published date

28-02-2018

Publisher

Asociación Española de Normalización

€94.80

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This International Standard specifies 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.The test is also applicable to pure chemicals and in particular plant protection products and pesticides.

Committee	CTN 77/SC 1
DocumentType	Standard
Pages	29
PublisherName	Asociación Española de Normalización
Status	Current

Standards	Relationship
ISO 20227:2017	Identical
EN ISO 20227:2017	Identical

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UNE-EN ISO 20227:2018

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)

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UNE-EN ISO 20227:2018

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)

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