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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Toxicity to terrestrial plants

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Administrative data

Link to relevant study record(s)

Description of key information

Key value for chemical safety assessment

Additional information

Published data are available for toxicity of trimethylsilanol to terrestrial plants (Côté-Beaulieu et al 2009). The plants were dosed at 1.7 mM (reported as the maximum solubility of neutral orthosilicic acid). Effects were observed and the LOEC is given as 1.7 mM. When multiplying this result by the molecular weight of trimethylsilanol, this gives a NOEC of <153 mg/l.