Kvalita vod - Návod pro odběr a úpravu vzorků bentických rozsivek z řek a jezer (Norma k přímému použití jako ČSN).

The information about the standard:

Designation standards: ČSN EN 13946
Classification mark: 757707
Catalog number: 522836
Publication date standards: 1.3.2026
The number of pages: 24
Approximate weight : 72 g (0.16 lbs)
Country: Czech technical standard
Kategorie: Technické normy ČSN

Annotation of standard text ČSN EN 13946 (757707):

This document specifies a method for the sampling and laboratory preparation of benthic diatoms for ecological status and water quality assessments. The sampling and preparation procedures described can be used for later investigations using either light microscopy or molecular methods. Data produced by this method are suitable for production of indices based on the relative abundance of taxa.
Analysis using molecular methods is not within the scope of the document