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ISO 20227:2017
Water quality
Determination of the growth inhibition effects of waste waters, natural waters and chemicals on the duckweed Spirodela polyrhiza
Determination of the growth inhibition effects of waste waters, natural waters and chemicals on the duckweed Spirodela polyrhiza
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Summary
ISO 20227:2017 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.
Notes
90.93 : Norme internationale confirmée
Technical characteristics
| Publisher | International Organization for Standardization (ISO) |
| Publication Date | 06/15/2017 |
| Confirmation Date | 09/19/2022 |
| Edition | 1 |
| Page Count | 20 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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15/06/2017
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