99.60 Withdrawal effective Nov 27, 2024
CEN
CEN/TC 455 Plant Biostimulants
Technical Specification
07.080 Biology. Botany. Zoology
Published
This document specifies a method for determination of the content of mercury (Hg) in plant biostimulants 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 17701-1.
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 document.
This document is also applicable to the blends of fertilizing products where plant biostimulants are the main part of the blend. Otherwise, the Technical Specification for the main part of the blend applies.
Legislation related to this standard
Regulation (EU) 2019/1009 of the European Parliament and of the Council of 5 June 2019 laying down rules on the making available on the market of EU fertilising products and amending Regulations (EC) No 1069/2009 and (EC) No 1107/2009 and repealing Regulation (EC) No 2003/2003 (Text with EEA relevance)
WITHDRAWN
CEN/TS 17701-3:2022
99.60
Withdrawal effective
Nov 27, 2024
PUBLISHED
EN 17701-3:2024
