Registration Dossier
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EC number: 470-180-7 | CAS number: 61196-40-5
Water solubility
Administrative data
Link to relevant study record(s)
- Endpoint:
- water solubility
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2004-07-05 to 2004-07-30
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.6 (Water Solubility)
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- flask method
- Key result
- Water solubility:
- 11 g/L
- Conc. based on:
- test mat.
- Loading of aqueous phase:
- 53 g/L
- Temp.:
- 20 °C
- pH:
- 4.1
- Conclusions:
- Based on the results of this study, the water solubility of the test item was determined to be 11 g/L.
- Executive summary:
A study was conducted according to guideline 92/69/EWG A.6 in order to determine the water solubility of the test item. The shake flask method was applied and measurements after 24, 48, and 72 h equilibrium time were performed. Based on the results of this study the water solubility 11 g/L was determined for the test item.
Reference
Table 1 Test design and results
|
Sample 1/1 |
Sample 2/1 |
Sample 3/1 |
Equilibrium time |
72 h |
48 h |
24 h |
Initial concentration (nominal) |
798.8 mg /15 mL |
799.8 mg/15mL |
797.9 mg/15mL |
Temperature (Equilibrium) |
30.0 °C |
30.0 °C |
30.0 °C |
Temperature (Measurement) |
20.0 °C |
20.0 °C |
20.0 °C |
pH |
4.08 |
4.15 |
4.23 |
Measured concentration |
11.2 g/L |
11.0 g/L |
11.1 g/L |
Result: Mean value of 3 samples: 11.10 g/L |
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Description of key information
Water solubility of the test item was determined to be 11 g/L (reference 4.8 -1).
Key value for chemical safety assessment
- Water solubility:
- 11 g/L
- at the temperature of:
- 20 °C
Additional information
A study was conducted according to guideline 92/69/EWG A.6 in order to determine the water solubility of the test item. The shake flask method was applied and measurements after 24, 48, and 72 h equilibrium time were performed. Based on the results of this study the water solubility 11 g/L was determined for the test item.
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