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Diss Factsheets

Administrative data

Endpoint:
surface tension
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: see 'Remark'
Remarks:
The reliability is rated 2 because the method of the study is similar to the standard guideline of reference (OECD 115), which describes a procedure designed to evaluate this endpoint, the results were reviewed for reliability and assessed as valid. Study not conducted under GLP conditions.

Data source

Reference
Reference Type:
other company data
Title:
Unnamed
Year:
2013
Report date:
2013

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 115 (Surface Tension of Aqueous Solutions)
Deviations:
yes
Remarks:
Phenoxyethanol was used instead of water
GLP compliance:
no
Type of method:
OECD harmonised ring method

Test material

Constituent 1
Chemical structure
Reference substance name:
anilino(phenylimino)methanaminium 3-[(4-anilinophenyl)diazenyl]benzenesulfonate
EC Number:
941-151-0
Molecular formula:
C31H28N6SO3
IUPAC Name:
anilino(phenylimino)methanaminium 3-[(4-anilinophenyl)diazenyl]benzenesulfonate
Test material form:
solid: particulate/powder
Remarks:
migrated information: powder
Details on test material:
- Name of test material (as cited in study report): Yellow MG-DPG
- Substance type: organic salt
- Appearance/Physical state: powder
- Stability under test conditions:stable

Results and discussion

Surface tension
Surface tension:
42.4 mN/m
Temp.:
23 °C
Conc.:
5 other:
Remarks on result:
other: concentration in EPH

Applicant's summary and conclusion

Conclusions:
Under the experimental conditions, the surface tension was measured to be 42.4 mN/m at 23°C.