Guidance on disinfection by-products

Volume 5

Deals with the risk assessment for human health and the environment of disinfection by-products that is applicable for the authorisation of products under the Biocidal Products Regulation.

Applies to:
Northern Ireland, Great Britain (although written for the EU market, businesses marketing biocides in GB should continue to use this guidance until GB market specific guidance is published)
Published by:
European Chemicals Agency (ECHA)
January 2017

Guidance publications

Guidance on Disinfection By-Products

Type and file size
PDF, 1.25MB


This document summarises background information and provides a strategy for the human health and environmental risk assessment of disinfection by-products. It does not contain step-by-step instructions on how to perform the risk assessment, but defines the framework that applicants can use to build a dossier to demonstrate a safe use of the biocide under consideration.

Related content

Biocidal Products Regulation (UK legislation website)

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Biocides applications: information, assessments and evaluation

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