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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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Administrative data

Link to relevant study record(s)

Description of key information

EC50 (24 h): > 146 mg/L (Daphnia magna)

Key value for chemical safety assessment

Additional information

A static study with Daphnia magna by Richterich and Muehlberg (2001), following OECD 202 was performed for a potasium silicate solution. The 24 h EC50 was determined to be > 146 mg/L.