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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Ecotoxicological information

Short-term toxicity to fish

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Administrative data

Link to relevant study record(s)

Description of key information

The hazard assessment is based on the data currently available. New studies with the registered substance will be conducted in the future. The finalised studies will be included in the technical dossier as soon as they become available and the hazard assessment will be re-evaluated accordingly.

For further details, please refer to the category concept document attached to the category object (linked under IUCLID section 0.2) showing an overview of the strategy for all substances within the glycol esters category.

Key value for chemical safety assessment

Additional information

The hazard assessment is based on the data currently available. New studies with the registered substance will be conducted in the future. The finalised studies will be included in the technical dossier as soon as they become available and the hazard assessment will be re-evaluated accordingly.

For further details, please refer to the category concept document attached to the category object (linked under IUCLID section 0.2) showing an overview of the strategy for all substances within the glycol esters category.

Since no studies investigating the short-term toxicity of Fatty acids, C16-18, esters with diethylene glycol (CAS 85116-97-8) to fish are available, in accordance to Regulation (EC) No 1907/2006 Annex XI, 1.5 a read-across to the structurally related source substance ethylene distearate (CAS 627-83-8) was conducted.

The target substance is characterized as an ester of ethylene glycol esterified (mono/di) with linear and saturated C16-C18 fatty acids. A structurally very similar substance was selected as source substance. Ethylene distearate (CAS 627-83-8) is a mono-constituent substance described as a diester of ethylene glycol with C16-C18 linear and saturated fatty acids. In this case of read-across, the best suited (highest degree of structural similarity, nearest physico-chemical properties) read-across substance was used for the assessment.

One experimental study investigating the short-term toxicity of the source substance ethylene distearate (CAS 627-83-8) to freshwater fish is available. The limit test was performed according to the OECD Guideline 203 under GLP conditions with the rainbow trout (Oncorhynchus mykiss). A semi-static test design was chosen. No effects were observed after 96 h resulting in a LC50 of > 0.3 mg/L (nominal). 0.3 mg/L was the highest concentration which was soluble in the solubiliser tetrahydrofuran without precipitation. No mortality was observed in the control and solvent control.

Based on the available result from one structurally related source substance (in accordance to Regulation (EC) No 1907/2006 Annex XI, 1.5) which is characterized by a similar ecotoxicological profile and comparable structure, it can be concluded that Fatty acids, C16-18, esters with diethylene glycol will not exhibit short-term effects to fish up to the limit of water solubility.