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EC number: 695-243-8 | CAS number: 500731-87-3
Surface tension
Administrative data
- Endpoint:
- surface tension
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- JUly 2012
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Study conducted in accordance with generally accepted scientific principles, possibly with incomplete or methodological deficiencies, which do not affect the quality of relevant results.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 012
- Report date:
- 2012
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 115 (Surface Tension of Aqueous Solutions)
- Deviations:
- no
- GLP compliance:
- not specified
- Type of method:
- plate method
Test material
- Reference substance name:
- 2-hydroxy-3-({3-[(2E)-3-(4-methoxyphenyl)prop-2-enamido]propyl}dimethylazaniumyl)propane-1-sulfonate
- EC Number:
- 695-243-8
- Cas Number:
- 500731-87-3
- Molecular formula:
- C18H28N2O6S
- IUPAC Name:
- 2-hydroxy-3-({3-[(2E)-3-(4-methoxyphenyl)prop-2-enamido]propyl}dimethylazaniumyl)propane-1-sulfonate
- Test material form:
- other: liquid
- Details on test material:
- Product identification:
Chemical name: 3-(N-p-methoxy cinnamidopropyl-N,N-dimethyl ammonium)-2-hydroxypropane-1-sulphonate
INCI name: Methoxycinnamidopropyl Hydroxysultaine
Product Code (supplier): Galaxy SunBeat
CAS number: 500731-87-3
Molecular Weight: 400 g/mol
Molecular Formula: C18 H28 O6 N2 S
E1%1cm at 306 nm in water: 245-290
Constituent 1
Results and discussion
Surface tension
- Surface tension:
- 56.8 mN/m
- Temp.:
- 20 °C
- Conc.:
- 0.1 vol%
- Remarks on result:
- other: Surface-active
Any other information on results incl. tables
Experimental data:
Determination of calibration factor (Φ):
Φ = σ0 / σg = 72.88 (mN/m) / 71.5 (mN/m) = 1.02
Measurement of surface tension and calculation of corrected value
Sr. No. |
Surface Tension |
|
Measured value (mN/m) |
Corrected value (mN/m) |
|
1 |
56 |
57.1 |
2 |
56.1 |
57.2 |
3 |
54.9 |
56 |
|
Average |
56.8 |
Applicant's summary and conclusion
- Conclusions:
- Surface tension of 0.1% Galaxy SunBeat is 56.8 mN/m at 20 °C.
- Executive summary:
Surface tension of Galaxy SunBeat was determined as per OECD guidelines for the testing of chemicals, No. 115. Plate method was used for this test. Surface tension of 0.1% aqueous solution of Galaxy SunBeat is 56.8 mN/m at 20 °C.
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