DPS
Drejtoria e Përgjithshme e Standardizimit
0 Produkte
Llogaria ime
E-albania
Tel/Cel: +355 4 222 62 55
E-mail: info@dps.gov.al
Adresa: Rr.: "Reshit Collaku", (pranë ILDKPKI, kati VI), Kutia Postare 98, Tiranë - Shqipëri
Main menu

ISO 20227:2017

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
15 qer 2017

General information

90.93     19 sht 2022

ISO

ISO/TC 147/SC 5

International Standard

13.060.70  

anglisht   frëngjisht  

Buying

Publikuar

Language in which you want to receive the document.

Scope

ISO 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.

Life cycle

NOW

PUBLISHED
ISO 20227:2017
90.93 Standard confirmed
19 sht 2022