ISO 20079:2005 Preview
Water quality -- Determination of the toxic effect of water constituents and waste water on duckweed (Lemna minor) -- Duckweed growth inhibition test
This standard was last reviewed and confirmed in 2014. Therefore this version remains current.
ISO 20079:2005 specifies a method for the determination of the growth-inhibiting response of duckweed (Lemna minor) to substances and mixtures contained in water, treated municipal wastewater and industrial effluents.
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