E-SDS
Open-knowledge reference entry
An extended safety data sheet (e-SDS) is a document used to communicate detailed chemical safety information under the European Union’s REACH regulation 1907/2006/EC.
It extends a safety data sheet standard 16-section that provides information about chemicals with an additional annex containing guidance on safe handling of hazardous substances.
While following standard SDS structure, it also contains detailed information on exposure assessment and risk management.
Exposure Scenarios
According to REACH Article 3, the definition of an exposure scenario (ES) is the set conditions including operational conditions and risk management measures that describe how the substance is manufactured and used, and how the manufacturer or importer recommends downstream users to control exposure to humans and the environment.
Exposure Scenarios typically include identification of the type of use, description of the operations, technical parameters such as pressure, temperature, and physical state, recommendation for ventilation, filtration, emission control, personal protective equipment (PPE) needed, DNEL and PNEC values, and Risk Characterization Rations (RCR) that shows the levels of safety for each use.
When an e-SDS is required
Under the European Union (EU) REACH regulations, and extended safety data sheet is required for hazardous chemical substances imported in quantities greater than 10 Tonnes Per Annum (TPA).
An extended safety data sheet is also required when the substance has been classified as hazardous under the CLP Regulation of has been identified as Persistent, Bioaccumulative and Toxic (PBT) or very Persistent and very Bioaccumulative (vPvB). If a Chemical Safety Assessment (CSA) has been conducted for the substance, an e-SDS will be required.
How long do e-SDS last
Extended safety data sheets do not have a validity period or expiration date in the European Union (EU), but they must be updated immediately when new hazard information emerges; risk management measures change, or restrictions are imposed. Even though extended safety data sheets do not expire, it is important to review them every 3-5 years. Reviewing extended safety data sheets every 3-5 years can help prevent outdated or incomplete information from being used in critical safety decisions.
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The citation trail is more important than the brevity of the summary: it shows where individual claims can be examined in context. The source revision retrieved here is dated Jun 4, 2026. The linked authority identifier is Q987316. None of the 0 selected statements returned an explicit reference. The first chronological checks are 1907 and 2006.
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This entry incorporates text from “E-SDS” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.