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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:
2011-09-20
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study with acceptable restrictions
Qualifier:
according to guideline
Guideline:
OECD Guideline 115 (Surface Tension of Aqueous Solutions)
Deviations:
no
GLP compliance:
no
Type of method:
OECD harmonised ring method
Surface tension:
ca. 30 mN/m
Temp.:
23 °C
Conc.:
1 g/L
Remarks on result:
other: pH=7

The surface tension at 1g/L has been determined at pH 7. The surface tension is 30 mN/m. The CMC is determined to 149 mg/L at pH 7.

Conclusions:
The surface tension at 1g/L has been determined at pH 7. The surface tension is 30 mN/m. The CMC is determined to 149 mg/L at pH 7.
Executive summary:

The surface tension at 1g/L has been determined at pH 7. The surface tension is 30 mN/m. The CMC is determined to 149 mg/L at pH 7.

Description of key information

The surface tension at 1g/L has been determined at pH 7. The surface tension is 30 mN/m. The CMC is determined to 149 mg/L at pH 7.

Key value for chemical safety assessment

Surface tension:
30
in mN/m at 20°C and concentration in mg/L:
1 000

Additional information