The CEN Technical Committee 455 “Plant Biostimulants” Working Group 4 “Other safety parameters” (CEN/TC 455 WG 4) has issued an official call for laboratories, preferably accredited according to EN ISO/IEC 17025 or other QA/QC system, to help test the standardised test methods it developed for four safety/quality criteria related to the Fertilising Products Regulation.
It would be highly appreciated if labs that apply are able to participate in more than one of the necessary interlaboratory studies (i.e. ring tests). Reasonable compensation for the costs will be offered.
The four methods to be tested are:
Labs that want to participate should submit CEN form N 133 to email@example.com and firstname.lastname@example.org no later than 1 October 2021.