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BSI BS EN ISO 20227:2017

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
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BSI BS EN ISO 20227:2017

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

PUBLISH DATE 2017
PAGES 32
BSI BS EN ISO 20227:2017

This document 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.

SDO BSI: British Standards Institution
Document Number ISO 20227
Publication Date Sept. 1, 2017
Language en - English
Page Count 32
Revision Level
Supercedes
Committee EH/3/5
Publish Date Document Id Type View
Sept. 1, 2017 BS EN ISO 20227:2017 Revision