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Surface tension

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Reference
Endpoint:
surface tension
Type of information:
experimental study
Adequacy of study:
key study
Study period:
From July 19 to 20, 2016
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 115 (Surface Tension of Aqueous Solutions)
Version / remarks:
1995
Qualifier:
according to guideline
Guideline:
EU Method A.5 (Surface Tension)
Version / remarks:
2008
GLP compliance:
yes (incl. QA statement)
Type of method:
ring method
Surface tension:
ca. 34.9 mN/m
Temp.:
20 °C
Conc.:
85.5 mg/L
Conclusions:
The surface tension of the test substance is 34.9 mN/m at 20 °C.
Executive summary:

Method

The surface tension of the test substance has been calculated at 20 °C according to OECD Test Guideline 115 and Regulation EC No. 440/2008 Part A Method A.5.

Results

The surface tension of the test substance is 34.9 mN/m at 20 °C.

Conclusion

According to Regulation EC No. 440/2008 Part A Method A.5. the test item is to be regarded as surface active material.

Description of key information

Surface tension = 35.9 mN/m at 20 °C.

Key value for chemical safety assessment

Surface tension:
35.9
in mN/m at 20°C and concentration in mg/L:
85.5

Additional information

The surface tension of the test substance has been evaluated at 25 °C according to OECD Test Guideline 115 and Regulation EC No. 440/2008 Part A Method A.5.

According to Regulation EC No. 440/2008 Part A Method A.5. the test item is to be regarded as surface active material.