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Diss Factsheets

Physical & Chemical properties

Water solubility

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
water solubility
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2014-02-18 to 2014-06-30
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
other:
Version / remarks:
The test was performed based on the following documents:
• European Chemicals Agency (ECHA), Guidance on information requirements and chemical safety assessment, chapter R. 7 A- endpoint specific guidance, May 2008.
• Letinski, D.J. et al. (2002), Slow-stir water solubility measurements of selected alcohols and
diesters, Chemosphere 48, 257-265.
• Standard operating procedures (Standardarbeitsanweisungen, SAA) AN-SOP 903
• Equipment calibration procedures (Geratearbeitsanweisungen, GAA) AN-GAA 1445
Principles of method if other than guideline:
The test was performed based on the following documents:
• European Chemicals Agency (ECHA), Guidance on information requirements and chemical safety assessment, chapter R. 7 A- endpoint specific guidance, May 2008.
• Letinski, D.J. et al. (2002), Slow-stir water solubility measurements of selected alcohols and
diesters, Chemosphere 48, 257-265.
• Standard operating procedures (Standardarbeitsanweisungen, SAA) AN-SOP 903
• Equipment calibration procedures (Geratearbeitsanweisungen, GAA) AN-GAA 1445
GLP compliance:
yes (incl. QA statement)
Type of method:
other: slow-stir method
Key result
Water solubility:
79 µg/L
Conc. based on:
test mat.
Loading of aqueous phase:
10 other: mg/L, second test batch with 25 mg/L
Incubation duration:
> 144 - < 312 h
Temp.:
25 °C
pH:
> 7.2 - < 8.3

  Test batches
0 mg/L (blank) 10 mg/L 25 mg/L
Stir· ring time [h] Analyzed test item concentration [µg/L]

Mean

value [µg/L]

 pH Analyzed test item concentration [µg/L] Mean value [µg/L] pH Analyzed test item concentration [µg/L] Mean value [µg/L] pH
24 0 - 7,2 43 42 7,8 29 28 7,2
0 41 26
48 0 - 8,0 64 60 7,2 42 41 7,6
0 56 40
72 0 - 8,2 64 67 7,8 65 65 7,6
0 70 64
144 0 - 8,1 81 78 8,0 81 79 7,7
0 74 76
192 0
0		   - 8,3 79 74 7,3 81 80 7,7
  68 79
312 0 - 8,0 87 85 7,6 77 77 8,3
0    ... 83 77
Conclusions:
Water solubility (at room temperature): 79 µg/L
Executive summary:

The water solubility of the test item was determined according to the slow-stir method as described in the following documents:

• European Chemicals Agency (ECHA), Guidance on information requirements and chemical safety assessment, chapter R. 7 A- endpoint specific guidance, May 2008.

• Letinski, D.J. et al. (2002), Slow-stir water solubility measurements of selected alcohols and diesters, Chemosphere 48, 257-265.

Description of key information

Water solubility (at room temperature): 79 µg/L

Key value for chemical safety assessment

Water solubility:
79 µg/L
at the temperature of:
25 °C

Additional information