Registration Dossier

Administrative data

Link to relevant study record(s)

Description of key information

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Key value for chemical safety assessment

Additional information

No data are available on phototransformation in air. 2,4,6,8 -tetramethylscyclotetrasiloxane is hydrolytically unstable (t1/2= 2.2 min), therefore, reaction with water vapour, rather than photolysis, is expected to be the primary degradation process in air.