Registration Dossier
Registration Dossier
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EC number: 700-954-4 | CAS number: 1338-23-4
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:
- 2010-03-17 to 2010-06-23
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 105 (Water Solubility)
- Version / remarks:
- 1995
- Deviations:
- no
- 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:
- 6.53 g/L
- Temp.:
- 20 °C
- pH:
- 6
- Remarks on result:
- other: 95% CL: 5.79 - 7.27 g/L
- Conclusions:
- The water solubility of methyl-ethylketone peroxide in TXIB/diacetone alcohol was determined to be 6.53 ± 0.74 g/L (95% confidence interval) at 20° C ± 1 °C using the shake-flask method for the performance of the main test.
- Executive summary:
The water solubility of methyl-ethylketone peroxide in TXIB/diacetone alcohol was investigated using the shake-flask method according to OECD Guideline No.105 and EU method A.6. The water solubility of methyl-ethylketone peroxide was determined to be 6.53 ± 0.74 g/L (95% confidence interval) at 20 °C ± 1 ° C.
Reference
Results of the determination of water solubility of MEKP:
Sampling time |
Measured concentration of MEKP mg/L |
Measured pH |
|
Test vessels |
Mean with the 95% confidence intervals |
||
After 24h |
6836 |
6506 ± 766 |
5.92 |
6224 |
5.88 |
||
6458 |
5.94 |
||
After 48h |
6084 |
5652 ± 1037 |
5.87 |
5621 |
5.90 |
||
5251 |
5.86 |
||
After 72h |
7530 |
7422 ± 423 |
6.04 |
7511 |
6.03 |
||
7226 |
5.74 |
||
Solubility of the test item (mg/L) |
6527 ± 740 |
- |
|
RSD% |
12 |
- |
|
Description of key information
Following EU-method A.6, the water solubility of methyl-ethylketone peroxide in TXIB/diacetone alcohol was determined to be 6.53 ± 0.74 g/L (6530 mg/L ± 95% confidence interval) at 20 °C ± 1 °C using the shake-flask method.
Key value for chemical safety assessment
- Water solubility:
- 6 530 mg/L
- at the temperature of:
- 20 °C
Additional information
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