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.
Označení | ČSN EN ISO 20227 (757747) |
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Katalogové číslo | 503963 |
Cena | 350 Kč350 |
Datum schválení | 1. 3. 2018 |
Datum účinnosti | 1. 4. 2018 |
Jazyk | angličtina (obsahuje pouze anglický originál) |
Počet stran | 36 stran formátu A4 |
EAN kód | 8596135039630 |
Dostupnost | skladem (tisk na počkání) |