This standard was last reviewed and confirmed in 2022.
Therefore this version remains current.
Abstract
PreviewISO 20227:2017 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.
-
Status: PublishedPublication date: 2017-06
Corrected version (fr): 2018-02 -
Edition: 1Number of pages: 20
-
- ICS :
- 13.060.70 Examination of biological properties of water
Buy this standard
en
| Format | Language | |
|---|---|---|
| std 1 61 | PDF + ePub | |
| std 2 61 | Paper |
- CHF61
Life cycle
Got a question?
Check out our FAQs
Customer care
+41 22 749 08 88
Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)
Keep up to date with ISO
Sign up to our newsletter for the latest news, views and product information.