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.
NORMA vydaná dňa 1.9.2017
Designation standards: BS EN ISO 20227:2017
Publication date standards: 1.9.2017
The number of pages: 32
Approximate weight : 96 g (0.21 lbs)
Country: British technical standard
Kategória: Technické normy BS
ISBN: 978 0 580 92023 3 Status: Confirmed