Water quality — Aquatic toxicity test based on root re-growth in Lemna minor
NORMA vydaná dňa 29.6.2023
Označenie normy: ISO 4979:2023
Dátum vydania normy: 29.6.2023
Počet strán: 14
Približná hmotnosť: 42 g (0.09 libier)
Krajina: Medzinárodná technická norma
Kategória: Technické normy ISO
Description / Abstract: This document specifies a method for the determination of the inhibition of root re-growth in duckweeds (Lemna minor) by substances and mixtures contained in water or waste water. This method applies to environmental water samples including treated municipal wastewater and industrial effluents.