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Physical & Chemical properties

Melting point / freezing point

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Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2010
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Acceptable, well-documented study report which meets basic scientific principles, no GLP lab.
Justification for type of information:
Hydrocarbons, C9-C10, aromatics, >1% Naphthalene are a combination of Hydrocarbons, C9 Aromatics and Hydrocarbons, C10-C12 Aromatics. Read across data is available for Hydrocarbons, C9 Aromatics and Hydrocarbons, C10-C12 Aromatics and the worst case scenario for each end point has been presented.
Reason / purpose for cross-reference:
read-across: supporting information
Qualifier:
according to guideline
Guideline:
other: ASTM D 5950
GLP compliance:
no
Remarks:
Not specified
Type of method:
pour point
Key result
Melting / freezing pt.:
-30 °C
Atm. press.:
1 atm
Decomposition:
no
Sublimation:
no
Conclusions:
The measured pour point is -30°C at 1 atm according to ASTM D 5950.
Executive summary:

The measured pour point is -30°C at 1 atm according to ASTM D 5950.

Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Non-GLP, guideline study, company data, reliable with restrictions
Justification for type of information:
Hydrocarbons, C9-C10, aromatics, >1% are a combination of Hydrocarbons, C9 Aromatics and Hydrocarbons, C10-C12 Aromatics. Read across data is available for Hydrocarbons, C9 Aromatics and Hydrocarbons, C10-C12 Aromatics and the worst case scenario for each end point has been presented.
Reason / purpose for cross-reference:
read-across: supporting information
Qualifier:
according to guideline
Guideline:
other: ASTM D 5950
Deviations:
no
GLP compliance:
no
Remarks:
Not specified
Type of method:
pour point
Key result
Melting / freezing pt.:
< -100 °C
Atm. press.:
1 atm
Decomposition:
no
Sublimation:
no
Conclusions:
The pour point for Hydrocarbons, C9, aromatics is <-100°C.
Executive summary:

A standard guideline was followed and the values have been confirmed by the company. This data is therefore considered reliable and suitable for use for this endpoint. The pour point for Hydrocarbons, C9, aromatics is <-100°C.

Description of key information

Hydrocarbons, C9-C10, aromatics, >1% Naphthalene are a combination of Hydrocarbons, C9 Aromatics and Hydrocarbons, C10-C12 Aromatics. Read across data is available for Hydrocarbons, C9 Aromatics and Hydrocarbons, C10-C12 Aromatics and the worst case scenario for each end point has been presented.

The pour point of the Hydrocarbons, C9, aromatics is < -30°C.

The pour point of Hydrocarbons, C10, aromatics, >1% naphthalene is <-10°C.

This data is used for read across to Hydrocarbons, C9-C10, aromatics, >1% Naphthalene.

Key value for chemical safety assessment

Additional information

The pour point range of Hydrocarbons, C9, aromatics is <-30°C according to testing methodology ASTM D 5950.

 

The pour point of Hydrocarbons, C10, aromatics, >1% naphthalene is <-10°C according to testing methodology ASTM D 5950.