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
Format
Availability
Price and currency
English Hardcopy
In stock
69.00 EUR
FREE Shipping
Number of Standard:
CSN EN ISO 20227
Category:
757747
Pages:
36
Released:
01.03.2018
Catalog number:
503963
DESCRIPTION
CSN EN ISO 20227
CSN EN ISO 20227 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. Original English text of CSN EN Standard. The price of the Standard included all amendments and correcturs.