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Physical & Chemical properties

Water solubility

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Reference
Endpoint:
water solubility
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study with acceptable restrictions
Qualifier:
according to
Guideline:
OECD Guideline 105 (Water Solubility)
Version / remarks:
1995
Deviations:
yes
Remarks:
No substance-specific method was used as analytical determination. The pH of test vessel 3 was not determined.
GLP compliance:
no
Type of method:
flask method
Water solubility:
107.018 g/L
Conc. based on:
test mat.
Loading of aqueous phase:
500 g/L
Incubation duration:
>= 24 - <= 72 h
Temp.:
20 °C
pH:
>= 6.4 - <= 6.54
Remarks on result:
other: SD: ± 3.61 g/L
Time at 30 ºC (hours) Mass of residue (g) Deviation from Mean (g) Calculated solubility (g/L) pH of sample

24

8.2422

-0.3193

103.0275

 6.4

48

8.6377

0.0762

107.9713

 6.54

72

8.8045

0.2430

110.0563

 N/D

The mean solubility of the material was determined as 107.018 g/L with standard deviation 3.61g/L

The mean pH was calculated as 6.47.

Accuracy and precision – The mass of the residue was measured to an accuracy of ± 0.0001 g.

Conclusions:
The water solubility of magnesium 2-ethylhexanoate was calculated as 107.018 ± 5 g/L at 20 °C. The pH of a saturated aqueous solution of magnesium 2-ethylhexanoate is 6.47.

Description of key information

The water solubility of magnesium 2-ethylhexanoate was calculated as 107.412 ± 5 g/L at 20 °C. The pH of a saturated aqueous solution of magnesium 2-ethylhexanoate is 6.47.

Key value for chemical safety assessment

Water solubility:
107.412 g/L
at the temperature of:
20 °C

Additional information