1st ECETOC Nexus Week
04.05.2026 - 08.05.2026
September 2026 news from the Sec Gen
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September 2026 news from the Sec Gen

Dear members and colleagues,As we move through the year, there is a good deal to share. This has been a busy period for ECETOC, with changes to our team, our governance, and the work ahead. Let me...
New ECETOC expert report: Advancing OECD TG 309 biodegradation testing
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New ECETOC expert report: Advancing OECD TG 309 biodegradation testing

A new expert meeting report is now available on the ECETOC website exploring how OECD TG 309 can be made more robust and environmentally relevant for chemical persistence assessment. The report ref...
HSSD Tool

HSSD Tool

This software was developed by a consortium of partners to facilitate the uptake of novel approaches to estimate aquatic threshold concentrations (e.g. the concentration at which 5% of the species are exposed above their EC50, HC5).
The Human Exposure Assessment Tools Database (heatDB)

The Human Exposure Assessment Tools Database (heatDB)

heatdb is a public directory of exposure data sources as well as available tools for exposure
NanoApp

NanoApp

ECETOC’s NanoApp is a tool designed to define the boundaries of sets of similar nanoforms and to generate a justification for the REACH registration.
Targeted Risk Assessment (TRA)

Targeted Risk Assessment (TRA)

The Targeted Risk Assessment (TRA) estimates exposures to workers, consumers and the environment that arise during a series of events.
Estimating the environmental release of Synthetic Polymeric Microparticles from Products

Estimating the environmental release of Synthetic Polymeric Microparticles from Products

Why?REACH restriction: SPM use restricted; emissions reporting required by May 2027. Gap: No analytical methods available to measure SPM emissions. Solution: Draft SPERC-based approac...
Case Studies on Reliability and Relevance Considerations during Validation of NAMs

Case Studies on Reliability and Relevance Considerations during Validation of NAMs

Why?Validation of NAMs is often overlooked despite its importance for regulatory use. Traditional validation methods are less suitable for NAMs, which focus on key events rather than apical...
Advisory Panel: Case studies towards an Integrated Approach to Testing and Assessment (IATA) for chronic fish toxicity

Advisory Panel: Case studies towards an Integrated Approach to Testing and Assessment (IATA) for chronic fish toxicity

Why?Hazard and safety assessments for the pelagic compartment often rely on in vivo studies using a single fish species, raising ethical concerns and uncertainty in terms of extrapolation....
Event
06.07.2011

Symposium on risk assessment of endocrine disrupting chemicals

Background

A symposium on Risk assessment of endocrine disrupting chemicals was held in Barcelona, Spain, on Thursday 6 July 2011, at the annual meeting of the European Environmental Mutagen Society (EEMS). The focus was on toxicology and practical risk assessment using case studies, including the outcome of the ECETOC WS 9-10 May 2011, Firenze, Italy.

See EEMS Barcelona website for further details: http://bit.ly/eems_barcelona_2011