Helpdesk response regarding OECD 208 studies: Requirements regarding the number of plant species for a long-term plant toxicity test

Due to contradicting statements regarding the number of plant species required for an OECD 208 study („Terrestrial Plant Test: Seedling Emergence and Seedling Growth“) FoBiG sent an inquiry to the German national REACH helpdesk. The answer: at least six plant species are required for a test to be considered a valid chronic study. Find more information here.