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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
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:
6.593 g/L
Conc. based on:
test mat.
Loading of aqueous phase:
25 g/L
Incubation duration:
>= 24 - <= 72 h
Temp.:
20 °C
pH:
7.47
Time at 30ºC [hours] Mass of residue [g] Deviation from Mean [g] pH of sample
24 0.6687 0.0094 6.63
48 0.6645 0.0052 6.63
72 0.6446 -0.0147 N/D

The mean mass of the residue was determined as 0.6593 g with standard deviation 0.0129 g.

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

The mean pH was calculated as 6.63.

Conclusions:
According to OECD guideline 105, the water solubility of zinc m-toluate is 6.593 ± 0.05 g/L at 20 °C. The pH of a saturated aqueous solution of zinc m-toluate is 7.47.

Description of key information

According to OECD guideline 105, the water solubility of zinc m-toluate is 6.593 ± 0.05 g/L at 20 °C. The pH of a saturated aqueous solution of zinc m-toluate is 7.47.

Key value for chemical safety assessment

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

Additional information