Organická a organominerální hnojiva - Stanovení obsahu rtuti (Norma k přímému použití jako ČSN).

The information about the standard:

Designation standards: ČSN P CEN/TS 17769
Classification mark: 654931
Catalog number: 515635
Publication date standards: 1.12.2022
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: Czech technical standard
Kategorie: Technické normy ČSN

Annotation of standard text ČSN P CEN/TS 17769 (654931):

This document specifies a method for determination of the content of mercury (Hg) in organic fertilizers and organo-mineral fertilizers using (cold) vapour generation apparatus coupled to an atomic absorption spectrophotometer and a method using a direct amalgamation technique. It is applicable to aqua regia digests prepared according to CEN/TS 17768. NOTE - It is also possible to use other suitable methods for the determination of mercury described in Annex A if users prove that the method gives the same results as the methods described in this standard