… Chemicals How rapidly do per- and polyfluoroalkyl substances (PFAS) accumulate in different … of samples from the German Environmental Specimen Bank Per- and polyfluoroalkyl substances (PFAS) are one of the predominant groups of organic contaminants in the …

… Chemicals, Waste | Resources Dialogues on the appropriate management of substances of concern in the circular economy The project "Dialogues on the appropriate management of substances of concern in the circular economy" aimed to develop a common …

… Chemicals Are substances more persistent than test systems lead to believe? Non-extractable … view of a long-term risk for the environment In transformation tests with organic substances in soil non-extractable residues (NER) are formed which remain there as … File size 2.78 MB Print version not available Tags biodegradation persistence … Are substances more persistent than test systems lead to believe? Non-extractable …

… Chemicals Bioaccumulation assessment of superhydrophobic substances Bioconcentration tests … estimate the range in which the uptake rate constant k1 would be expected for these substances, a prediction method for k1 in H. azteca was developed. As a result, …

… Chemicals, Health, Water, Sustainability | Strategies | International matters Screening study on hazardous substances in marine mammals of the Baltic Sea Wide-scope target and suspect … from Germany, Sweden, Denmark and Poland and analysed for the presence of 65,690 substances. A simplified risk assessment was carried out for the detected …

… Chemicals Use of PFOS in chromium plating – Characterisation of closed-loop systems, use of alternative substances PFOS (Perfluorooctanesulfonic acid) is a persistent organic pollutant. … 1.86 MB Print version not available Tags perfluorooctanesulfonic acid substitute … Use of PFOS in chromium plating – Characterisation of closed-loop systems, use of alternative substances …

… Chemicals Further development of screening tests for the evaluation of potential PBT … water, sediment and soil. The former tests lead to conclusions about the substance’s degradation potential, the latter allow to deviate degradation …

… Chemicals Development of a chemical analysis concept for substances derived from coal and … by means of comprehensive chromatographic analysis Petroleum and coal (PetCo) based substances are usually of complex composition. This makes their analytical …

… Chemicals, Soil | Land PROSOIL – Protection of soil organisms: Development of toxicity criteria for soil organisms in the framework of classification of substances and PBT assessment The European CLP Regulation as well as the Globally …

… Chemicals REACH Compliance: Data availability in REACH registrations – Part 3: Evaluation of 100 to 1000 tpa substances In the project the availability and quality of the information on … 4.89 MB Print version not available Tags abiotic degradation genotoxicity REACH … REACH Compliance: Data availability in REACH registrations – Part 3: Evaluation of 100 to 1000 tpa substances …

… Chemicals, Waste | Resources, Water Best available techniques for PFOS substitution in the surface treatment of metals and plastics and analysis of alternative substances to PFOS when used in equipment for chromium plating and plastic etching … in the surface treatment of metals and plastics and analysis of alternative substances to PFOS when used in equipment for chromium plating and plastic etching …

… Chemicals 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, …