Event 17.02.2026 - 18.02.2026 ECHA Expert Workshop on OECD TG 236 & 249: Alternative Methods for Acute Fish Toxicity Download PDF Suitability of the RTgill-W1 Cell Line Assay (OECD TG 249) to Predict Acute Fish Toxicity for Surfactants Event website https://echa.europa.eu/fr/-/expert-workshop-on-oecd-tg-236-249-alternative-methods-for-acute-fish-toxicity