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Diss Factsheets

Physical & Chemical properties

Surface tension

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
surface tension
Type of information:
experimental study
Adequacy of study:
key study
Study period:
April - June 2016
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
EU Method A.5 (Surface Tension)
Deviations:
no
Qualifier:
according to guideline
Guideline:
OECD Guideline 115 (Surface Tension of Aqueous Solutions)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
ring method
Specific details on test material used for the study:
SOURCE OF TEST MATERIAL
- Test Substance Name: LZ 514
- Source: Lonza Ltd, Visp/Switzerland
- Lot/batch No.of test material: 5011
- Expiration date of the lot/batch: 2nd December 2017
- Manufacture date: 3rd December 2015

STABILITY AND STORAGE CONDITIONS OF TEST MATERIAL
- Storage conditions: Controlled room temperature (15-25 ºC, below 70 RH%), protected from light and humidity.
- Stability under test conditions: stable
- Safety precautions: Routine safety precautions (lab coat, gloves, safety glasses, face mask) for unknown materials were applied to assure personnel health and safety.
Key result
Surface tension:
72.1 mN/m
Temp.:
20 °C
Conc.:
0.944 mg/L
Remarks on result:
other: saturated solution tested; estimated concentration based on water solubility ca. 0.944 mg/l
Conclusions:
The surface tension of a saturated solution of the test item was found to be 72.1 mN/m at 20°C, therefore, the test item is not classified as surface active.
Executive summary:

The test was carried out according to EC method A.5, applying the ring method. A saturated solution with an estimated concentration of ca. 0.944 mg/L test item was tested. The surface tension was found to be 72.1 mN/m at 20°C; therefore the test item is not a surface active material.

Description of key information

The test was carried out according to EC method A.5, applying the ring method. A saturated solution with an estimated concentration of ca. 0.944 mg/L test item was tested. The surface tension was found to be 72.1 mN/m at 20°C; therefore the test item is not a surface active material.

Key value for chemical safety assessment

Surface tension:
72.1
in mN/m at 20°C and concentration in mg/L:
0.944

Additional information

Source: GLP-report