Latest blog posts

Criteria for Reporting and Evaluating Exposure Datasets (CREED)

February 12, 2024 by Graham Merrington

When undertaking an environmental risk assessment for a chemical there are commonly two key inputs; the first is related to the how hazardous the chemical is, most often determined through…
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Biocides Europe 2023 conference

December 22, 2023 by Sylwia Kosmala-Grzechnik

Earlier in December, I had the privilege of attending the Biocides Europe 2023 conference in Vienna, organized by Chemical Watch. The conference brought together representatives of…
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SETAC Seville 2024

November 6, 2023 by Becky Brown

wca will be active again at SETAC in 2024 which will be hosted in sunny Seville (#SETACSeville). We are inviting people to submit abstracts for a variety…
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Conducting and interpreting vitellogenin measurements in fish for regulatory purposes

October 17, 2023 by Becky Brown

wca are pleased to announce the publication of two new open access papers concerning the assessment of the vitellogenin protein (a pivotal protein biomarker for endocrine activity of chemicals) in…
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Detection of anti-androgenic activity of chemicals in fish studies: a data review

August 4, 2023 by Grace Panter

Hot off the press! Grace and Becky, with colleagues from CropLife Europe, have just had a review paper on the sensitivity of fish testing guidelines to detect the…
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Confirmation of extension of the UK REACH registration deadlines and data access under 12-years rule

July 27, 2023 by Rhiannon Smith

We published a blog in May about the draft Statutory Instruments which the Department for Environment, Food and Rural Affairs (DEFRA) had presented to Parliament for extending the registration…
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Implementing approaches to account for metal bioavailability in freshwaters: Current status and future directions

July 4, 2023 by Graham Merrington

When Graham and Adam attended SETAC North America in Pittsburgh last year they organised a meeting to discuss the approaches to metal bioavailability implementation in different regions, states,…
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Employee Ownership Day 2023

June 22, 2023 by Rhiannon Smith

wca are proud to be an employee owned company and Employee Ownership Day is celebrated annually across the UK; this year’s celebrations on 23rd June will…
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New EU hazard classifications for ED, PBT/vPvB and PMT/vPvM

June 19, 2023 by Olivia Tran

The EU has recently finalised new hazard classes under the Classification, Labelling and Packaging (CLP) Regulation. The new hazard classes are: Endocrine disruption for human health, Category…
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Not Just Another NAMs meeting – NAMs from Aspiration to Implementation

June 13, 2023 by Rhiannon Smith

Following on from ECHA’s recent workshop, I was in London last week, at the NAMs workshop held by HESI and NC3Rs, which has…
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SETAC Dublin 2023 Recap

May 25, 2023 by Dean Leverett

Now that the dust has well and truly settled on SETAC Dublin 2023, and we’ve had a little time to catch our breath from what proved to…
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UK initiate formal procedure to extend registration deadlines under UK REACH

May 12, 2023 by Sylwia Kosmala-Grzechnik

In April, the Department of Environment, Food and Rural Affairs (DEFRA) initiated a formal procedure to extend the registration deadlines under UK REACH by presenting the draft…
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SETAC Dublin Day 2 and Day 3

May 3, 2023 by Iain Wilson

wca have continued to be very busy presenting our work, attending interest groups and presentations over Day 2 and Day 3 of SETAC Dublin; as well as catching with many…
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Endocrine Disruptor Training and SETAC Dublin Day 1

May 2, 2023 by Becky Brown

We are all having a great time in sunny Dublin catching up with old friends and colleagues. The atmosphere is really good and there seems to be great engagement with…
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Workshop on the Derivation and Implementation of Bioavailability-based Water Quality Guidelines for Metals in Freshwaters

April 27, 2023 by Graham Merrington

Graham was invited to attend a Workshop on the Derivation and Implementation of Bioavailability-based Water Quality Guidelines for Metals in Freshwaters, in Sydney Australia, by CSIRO.
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British Toxicology Society’s Annual Congress

April 25, 2023 by Kate Roylance

Last week, Owen and Kate represented wca at the British Toxicology Society’s Annual Congress, hosted at the Park Regis, Birmingham from Monday 17th to Wednesday 19th April. The…
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wca at SETAC Europe 2023

April 11, 2023 by Iain Wilson

wca are long standing partners of SETAC Europe. As in previous years, we have a major presence at the 33rd Annual SETAC Europe Meeting to be held in…
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Changes to EU REACH dossier completeness checks

March 28, 2023 by Lucy Kennelly

The European Commission has revised some of the information requirements for registering chemicals under REACH. New rules have been implemented under this revision which change the automatic and manual completeness…
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New Publication on The Protectiveness of the Bioavailability Based Environmental Quality Standard for Zinc

March 23, 2023 by Adam Peters

Adam and Iain have recently published a study evaluating the protectiveness of the bioavailability based Environmental Quality Standard for zinc that is used in the…
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Determination of PDEs for Extractables and Leachables

March 13, 2023 by Owen Green

Extractables are individual chemical entities that can be extracted from individual component types of any form of a medical device under laboratory conditions, using appropriate solvents or solvent systems. Extractables…
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