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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:
23 Dec 1992 - 22 Apr 1993
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 105 (Water Solubility)
Deviations:
yes
Remarks:
no preliminary testing
GLP compliance:
yes
Type of method:
column elution method
Water solubility:
0.04 mg/L
Temp.:
20 °C
pH:
5
Remarks on result:
other: temperature reported as ambient (20-25 °C)
Key result
Water solubility:
0.03 mg/L
Temp.:
20 °C
pH:
7
Remarks on result:
other: temperature reported as ambient (20-25 °C)
Water solubility:
0.03 mg/L
Temp.:
20 °C
pH:
9
Remarks on result:
other: temperature reported as ambient (20-25 °C)

Detailed results:

pH

Single concentrations, µg/mL

Average concentrations, µg/mL

Overall average concentration, µg/mL

24 mL/h

12 mL/h

24 mL/h

12 mL/h

5

0.03

0.03

0.02

0.02

0.02

0.04

0.04

0.04

0.05

0.04

0.03

0.04

0.05

0.05

0.04

0.01

0.04

0.03

0.03 (CV 33.9%)

0.04 (CV 33.4%)

0.04

7

*0.02

0.03

0.03

0.04

n/d

0.03 (CV 27.2%)

n/d

0.03

9

0.02

n/d

0.01

0.02

0.03

n/d

0.01

n/d

0.02

0.02

0.04

0.04

n/d

0.01

0.01

0.03

0.03

0.02 (CV 37.2%)

0.03 (CV 51.2%)

0.03

n/d - not detected (below the limit of detection of 0.01 µg/mL)

* - analysis unacceptable

CV - coefficient of variation

Description of key information

0.03 mg/L at 20 °C, pH 7 (OECD 105, column elution method)

Key value for chemical safety assessment

Water solubility:
0.03 mg/L
at the temperature of:
20 °C

Additional information

According to OECD 105 (column elution method), the following results were obtained at other pH values at 20 °C: 0.04 mg/L (pH 5), and 0.03 mg/L (pH 9).