2025 Annual Report
Annual Report
We are hiring a new Science Manager!
News

We are hiring a new Science Manager!

We are looking for a dynamic and enthusiastic scientist to join our Secretariat as Science Manager. This position offers a unique opportunity to work at the interface of science, policy, and regul...
January 2026 news from the Sec Gen
News

January 2026 news from the Sec Gen

Dear colleagues and friends, As we begin a new year, I would like to thank you for your continued engagement and trust in ECETOC. 2026 promises to be an exciting and dynamic year, and I am pleased...
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.
Chronic fish case studies towards an IATA

Chronic fish case studies towards an IATA

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....
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...
a

Latest News

We are hiring a new Science Manager!
News

We are hiring a new Science Manager!

We are looking for a dynamic and enthusiastic scientist to join our Secretariat as Science Manager. This position offers a unique opportunity to work at the interface of science, policy, and regul...
January 2026 news from the Sec Gen
News

January 2026 news from the Sec Gen

Dear colleagues and friends, As we begin a new year, I would like to thank you for your continued engagement and trust in ECETOC. 2026 promises to be an exciting and dynamic year, and I am pleased...
ECETOC launches Secondee Programme
News

ECETOC launches Secondee Programme

Looking for an extra challenge? A next step to help develop your career? Consider applying for our Secondee Programme! ECETOC is looking for early-career scientists currently working at a member co...
Update from Blanca Serrano – September 2025
News

Update from Blanca Serrano – September 2025

Dear members and friends, As we enter the final third of the year, I want to take a moment to thank you for your continued engagement and support. We began the summer with a renewed Board of Admin...
ECETOC Workshop Report Highlights Advances and Challenges in Biodegradation Testing Guidelines
News

ECETOC Workshop Report Highlights Advances and Challenges in Biodegradation Testing Guidelines

Brussels, June 2025 – The European Centre for Ecotoxicology and Toxicology of Chemicals (ECETOC) has released its latest workshop report, “Overcoming challenges and advancing (bio)degradation guid...
ECETOC is hiring a new administrative assistant

ECETOC is hiring a new administrative assistant

We are looking for a new administrative assistant to permanently join our Brussels-based team - see the job description here and send us your application if you meet the criteria!...
ECETOC Activity Update
News

ECETOC Activity Update

Have a look at what's coming up in the next few weeks. If you're interested in taking part, get in contact with us! DEVELOPMENT OF NEW TRA ENVIRONMENT SOFTWARE: ECETOC has contracted ProtoQSAR to...
An update from the Secretary General
News

An update from the Secretary General

Dear All, Science thrives on collaboration, and ECETOC’s impact is a direct result of your dedication, expertise, and willingness to engage in shaping the future of chemical risk assessment. Whet...
Publication release: Use of clinical data for respiratory sensitisation classification
Press Release

Publication release: Use of clinical data for respiratory sensitisation classification

Brussels, 22 January 2025 – Chemical respiratory sensitisation, typically manifested as allergic asthma or allergic rhinitis, represents a severe health hazard. It is a two-step process whereby ini...
We’re Hiring: Join the ECETOC Team as a Trainee!
News

We’re Hiring: Join the ECETOC Team as a Trainee!

Are you passionate about science, regulatory toxicology, and making a real-world impact at the intersection of industry, academia, and policy? ECETOC is excited to announce that we’re looking for a...
Understanding the influence of time in biology for NGRA
NewsPress Release

Understanding the influence of time in biology for NGRA

Brussels, 9 October 2024 – In the transition from in vivo to in vitro toxicity testing, the influence of time has so far not received much attention. Therefore, the Centre for chemical safety asses...
New Task Force on Chemical Risk Assessment of Plastic Additives
News

New Task Force on Chemical Risk Assessment of Plastic Additives

To support safer assessments of plastic additives and associated chemicals, ECETOC just launched a Task Force dedicated to evaluating the state of the science and applying risk assessment principles t...
Launching Soon: Polymer Analytics Task Force
News

Launching Soon: Polymer Analytics Task Force

ECETOC is launching the Polymer Analytics Task Force to develop and standardize methods for analysing polymer properties essential for safety assessment. This initiative comes in response to the growi...
Opportunities to get involved – Sept. 2024
News

Opportunities to get involved – Sept. 2024

Interested in recent updates and getting involved in ECETOC's work? Here's a look at a few upcoming initiatives: Be the next ECETOC representative in the ECHA ED Expert Group. We are looking for...
Mid-year update from Blanca Serrano
News

Mid-year update from Blanca Serrano

Dear colleagues, As we enter summer, I’m pleased to report that our Extraordinary General Meeting was a success. After pointing out last year’s accomplishments, we approved our new statutes and...
ECETOC publication addresses Dose Level Selection in Developmental and Reproductive Toxicity Studies
In The PressNewsPress Release

ECETOC publication addresses Dose Level Selection in Developmental and Reproductive Toxicity Studies

Navigating the intricacies of dose level selection in toxicity studies poses significant challenges, particularly concerning the highest dose tested. To offer further analysis and guidance on this top...
Scientists discuss how Quantitative Adverse Outcome Pathways can be used more effectively in EU chemical safety assessments
News

Scientists discuss how Quantitative Adverse Outcome Pathways can be used more effectively in EU chemical safety assessments

Brussels, 13 February 2024 – Toxicologists, biologists, and computational modellers came together at a workshop organised by the Centre for chemical safety assessment (ECETOC) to discuss how to deve...
2024 New Year message from the Secretary General
News

2024 New Year message from the Secretary General

Dear ECETOC Members and Stakeholders, As we bid farewell to the successes of 2023, I am delighted to extend my warmest greetings all of you as we step into 2024. Last year was marked by signific...
ECETOC Task Force proposes a science-based testing strategy to predict if a chemical has the potential to disrupt the thyroid hormone system in humans
In The PressNewsPress Release

ECETOC Task Force proposes a science-based testing strategy to predict if a chemical has the potential to disrupt the thyroid hormone system in humans

The ECETOC Thyroxine (T4) Task Force has developed a new science-based tiered testing strategy that aims to predict if substances have the potential to significantly disrupt the thyroid hormone sy...
Task force highlights lack of data and tools for assessing consumers’ aggregate exposure to chemicals
NewsPress Release

Task force highlights lack of data and tools for assessing consumers’ aggregate exposure to chemicals

Brussels, 11 December 2023 – A task force from the Centre for chemical safety assessment (ECETOC) has highlighted a lack of both good data and cross-industry-sector tools and guidance for assessing...
ECETOC task force proposes three-tiered approach to targeted information requirements for polymers
In The PressNewsPress Release

ECETOC task force proposes three-tiered approach to targeted information requirements for polymers

Brussels, November 2023 – Scientists from the Centre for chemical safety assessment (ECETOC) have proposed a three-tier approach to standard information requirements for polymers where conventional...
ECETOC releases Worker TRA Tool v3.2
News

ECETOC releases Worker TRA Tool v3.2

ECETOC, the centre for chemical safety assessment, is excited to announce the release of the ECETOC Worker TRA Tool v3.2, following an extensive review by a group of experts to analyse its performance...
Call for Nominations for a new Task Force: ‘Scientific perspective on discussions about DNT testing in OECD 443-studies’
News

Call for Nominations for a new Task Force: ‘Scientific perspective on discussions about DNT testing in OECD 443-studies’

ECETOC will soon launch a new Task Force on DNT Testing OECD 443-studies and is looking for experts to join from academia, regulatory bodies; NGOs or member companies. The Task Force's objective is t...
Further work from ECETOC on the performance of the TRA risk assessment screening tool – conservatism confirmed and refinements proposed
NewsPress Release

Further work from ECETOC on the performance of the TRA risk assessment screening tool – conservatism confirmed and refinements proposed

Brussels, 4 October 2023 – The ECETOC TRA-Worker Task Force has published further work on their comparisons of modelled results from the Targeted Risk Assessment (TRA) tool with actual measured data...

Don’t miss an event

Always stay in the loop by signing up to the ECETOC Newsletter