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EC number: - | CAS number: -
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:
- 2017
- 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
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 105 (Water Solubility)
- Deviations:
- no
- GLP compliance:
- no
- Type of method:
- flask method
- Key result
- Water solubility:
- 0.32 mg/L
- Conc. based on:
- test mat.
- Temp.:
- 20 °C
- Remarks on result:
- other: pH not specified
- Conclusions:
- The water solubility of FAT 41047/A at 20 °C was determined to (without correction for the purity) be 0.32 mg/L.
- Executive summary:
The purpose of the study was determination of the water solubility of the test item FAT 41047/A according to the European Commission Regulation (EC) No.440/2008.A6. Water solubility, flask – method, and OECD test guideline 105. Based on the findings of the study, the water solubility of FAT 41047/A at 20 °C was determined to (without correction for the purity) be 0.32 mg/L.
Reference
Preliminary Visual Estimation of the Water Solubility
Table 1: Appearance of the test mixtures in the preliminary test
Amount of the test item in mg |
Total volume in mL |
Appearance of mixture |
10 |
100 |
undissolved |
1000 |
undissolved |
|
|
|
|
|
|
The preliminary visual experiments showed that the water solubility of the test item is below 0.01 g/L.
Flask-Method
Table 2: Water solubility of the test item – experiments A to D
Experiment |
A |
B |
C |
D (blank) |
Amount of test item [mg] |
250 |
250 |
250 |
- |
Stirring time at 30 °C [h] |
24 |
48 |
72 |
72 |
Measured concentration [mg/L] |
0.15 |
0.33 |
0.31 |
- |
Dilution |
- |
- |
- |
- |
Water solubility [g/L] |
0.15 |
0.33 |
0.31 |
- |
Average experiments: 0.32 mg/L
Table 3: Standard addition for recheck
Standard |
Measured concentration (mg/L) |
% Recovery |
Sample C + 6.5 mg test item |
6.8 |
99.9 |
The recovery of 99.9 % indicates a sufficient accuracy of the analytical method.
Description of key information
The water solubility of FAT 41047/A at 20 °C was determined to (without correction for the purity) be 0.32 mg/L.
Key value for chemical safety assessment
- Water solubility:
- 0.32 mg/L
- at the temperature of:
- 20 °C
Additional information
The purpose of the study was determination of the water solubility of the test item FAT 41047/A according to the European Commission Regulation (EC) No.440/2008.A6. Water solubility, flask – method, and OECD test guideline 105. Based on the findings of the study, the water solubility of FAT 41047/A at 20 °C was determined to (without correction for the purity) be 0.32 mg/L.
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