… Chemikalien Refinement of the P assessment of ionisable substances: Distribution and degradation … organic chemicals in water-sediment systems The criteria for the assessment of ⁠PBT substances were developed for neutral organic substances. Many chemicals are, …

… Chemikalien Novel assessment methods in ecotoxicology for the identification of hormonal active substances: Combining the fish sexual development test with gene expression endpoints For the evaluation of effects of hormone-active substances to fish, several test guidelines have been validated by the OECD which …

… Chemikalien, Gesundheit, Wasser Trends of pharmaceutical residues in rivers, suspended particular matter and fish – New insights by new analytical methods for active substances, their metabolites and transformation products Environmental research is … become increasingly sensitive. The physicochemical properties of some active substances suggest an accumulation in sediment, suspended matter and biota. Hence, …

… future, specific surveys of the environmental pollution through biocides. Also new lists of prioritised biocidal active substances and relevant transformation products have been created. The German Environment Agency has updated the substance lists of the report published in 2017, as new biocidal active substances have been …

… relate to the global efforts agreed in the Global Stocktake on mitigation and also lists indicators that could be used to track progress. It also highlights …

… OECD TG 309 The threat posed to drinking water resources by persistent and mobile substances has been recognized for decades. However, for many contaminants, some of … facilities, to perform a "cold" degradation test in accordance with OECD TG 309 for substances found in their own water resources. Herunterladen Reihe Texte | 175/2024 …

… Chemikalien Advancing REACH - REACH and substitution Enhancing substitution of substances of concern with less hazardous alternatives will remain a key challenge … the support of substitution, which is the use of less hazardous alternatives for substances of concern, by instruments of the REACH regulation as for example during …

… been performed with the aim to collect information about per- and polyfluoroalkyl substances (PFASs). The information collections (literature research, IT-based … and short-chain PFASs. Also included were the salts of the two groups, precursor substances and substances that contain these substances as structural element. Furthermore, the …

… products, and biocides. Our concern: Also transformation products can be hazardous substances. Meanwhile, they are not yet covered within the POP/PBT/vPvB assessment and the approval criteria for active substances. Our proposal: At least transformation products occurring in a relevant … be included in the assessment and the approval criteria in the same way as active substances. Herunterladen Reihe Scientific Opinion Paper Seitenzahl 5 …

… (CFCs) and thus stopped the further destruction of the ozone layer by these substances. The switch to alternatives to CFCs with their high global warming … Due to the worldwide implementation of the Montreal Protocol, ozone-depleting substances such as CFCs are hardly used today. Atmospheric concentrations of these substances are slowly declining due to natural decomposition processes and the size …

… The subject of this project was the preparation of substance reports for five substances relevant for building products emissions. For these substances, the toxicological data basis was researched, compiled and evaluated, and … Europe. The EU-LCI Working Group is currently developing a harmonised European list of substances and their associated emission limits. The substance reports …