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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Surface tension

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
surface tension
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
comparable to guideline study
Justification for type of information:
Data is from lab study report
Qualifier:
according to guideline
Guideline:
other: ISO 9101:1987 Surface active agents: Determination of interfacial tension -Drop volume method.
Principles of method if other than guideline:
The surface tension of a liquid test chemical is an environmentally relevant physical  chemical  property  because  Surface tension depends on the nature of the liquid, the surrounding environment and temperature. Liquids where molecules have large attractive intermolecular force will have a large surface tension.
GLP compliance:
no
Type of method:
other: Drop volume method.
Key result
Surface tension:
33.11 mN/m
Temp.:
20 °C
Remarks on result:
other: Other data not known
Conclusions:
Based on experimental data, experimental mean surface tension of test substance was found to be 33.11 dynes/cm at  20º C and 966.8 hPa.
Executive summary:

Based on experimental data, experimental mean surface tension of test substance was found to be 33.11 dynes/cm at  20º C and 966.8 hPa.

Description of key information

Based on experimental data, experimental mean surface tension of test substance was found to be 33.11 dynes/cm at  20º C and 966.8 hPa.

Key value for chemical safety assessment

Surface tension:
33.11

Additional information

Based on experimental data, experimental mean surface tension of test substance was found to be 33.11 dynes/cm at  20º C and 966.8 hPa.