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Classification & Labelling & PBT assessment

PBT assessment

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Administrative data

PBT assessment: overall result

Reference
Name:
1,1,1,3,5,5,5-heptamethyl-3-octyltrisiloxane
Type of composition:
boundary composition of the substance
State / form:
liquid
Reference substance:
Composition 1
PBT status:
the substance is not PBT / vPvB
Justification:

The substance does not meet the definitive criteria for persistence in the aquatic compartment; it is not P or vP. The screening criteria for persistence (P/vP) in the sediment compartment are met.

The substance does not meet the definitive criteria for bioaccumulation based on weight of evidence determination using expert judgement; it is not B or vB.

The substance does not meet the definitive criteria for toxicity; it is not T.

Likely routes of exposure:

Emission characterisation is not required as the substance is not PBT/vPvB.