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Administrative data

Endpoint:
surface tension
Type of information:
experimental study
Adequacy of study:
key study
Study period:
09 - 11 Apr 2018
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Cross-reference
Reason / purpose for cross-reference:
reference to other study
Reference
Endpoint:
water solubility
Type of information:
experimental study
Adequacy of study:
key study
Study period:
22 Jan - 26 Jan 2018
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 105 (Water Solubility)
Version / remarks:
July 27, 1995
Deviations:
no
GLP compliance:
yes
Type of method:
flask method
Key result
Water solubility:
44.5 mg/L
Incubation duration:
>= 24 - <= 72 h
Temp.:
20 °C
pH:
>= 6.3 - <= 6.7

Sample

pH

Concentration of test item

in test solution (mg/L)

 

Maximum difference (%)

Measured

value

Average

Standard

deviation

Sample 1-a

6.4

41.1

44.5

2.18

14.0

Sample 1-b

6.3

44.9

Sample 2-a

6.6

44.5

Sample 2-b

6.3

43.6

Sample 3-a

6.7

45.2

Sample 3-b

6.4

47.8

 

The maximum difference of test item concentrations in the test solutions was within 15%. Therefore, it is concluded that the test results are acceptable.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2018
Report date:
2018

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 115 (Surface Tension of Aqueous Solutions)
Version / remarks:
July 27, 1995
Deviations:
no
GLP compliance:
yes
Type of method:
plate method

Test material

Constituent 1
Reference substance name:
Dodecanoic acid, monoester with oxybis[propanediol]
EC Number:
619-220-9
Cas Number:
96499-68-2
Molecular formula:
not applicable, the substance is UVCB
IUPAC Name:
Dodecanoic acid, monoester with oxybis[propanediol]

Results and discussion

Surface tension
Key result
Surface tension:
29.5 mN/m
Temp.:
20.1 °C
Conc.:
40.05 mg/L
Remarks on result:
other: Concentration: 90% of saturated solution (44.5 mg/L, refer to the Report no. 85404, Section 4.8)

Any other information on results incl. tables

Test results are shown as follows.

Number of repetition

Temperature

(°C)

Measured value (mN/m)

Surface tension (mN/m)

1st point

Final point

Average of final point

1

20.1

29.44

29.48

29.5

2

20.1

29.51

29.60

Applicant's summary and conclusion