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EC number: 500-234-8 | CAS number: 68891-38-3 1 - 2.5 moles ethoxylated
Partition coefficient
Administrative data
Link to relevant study record(s)
- Endpoint:
- partition coefficient
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 22 Mar 2010
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- guideline study without detailed documentation
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 123 (Partition Coefficient (1-Octanol / Water), Slow-Stirring Method)
- Principles of method if other than guideline:
- not reported
- GLP compliance:
- no
- Type of method:
- slow-stirring method
- Partition coefficient type:
- octanol-water
- Analytical method:
- other: titration (ISO 2271)
- Type:
- log Pow
- Partition coefficient:
- 0.3
- Temp.:
- 23 °C
- pH:
- 6.1
Reference
Eight measurements were performed, the mean value is chosen as final results:
|
Determ.1 |
Determ.2 |
Determ.3 |
Determ.4 |
Determ.5 |
Determ.6 |
Determ.7 |
Determ.8 |
T (°C) |
23 |
23 |
23 |
23 |
23 |
23 |
23 |
23 |
pH |
6.0 |
6.0 |
6.0 |
6.1 |
6.0 |
6.1 |
6.1 |
6.1 |
log Pow |
0.3 |
0.3 |
0.2 |
0.4 |
0.4 |
0.5 |
0.1 |
0.1 |
log Pow (mean value): 0.3 |
||||||||
Description of key information
The partition coefficient log Pow is 0.3 at 23 °C, pH 6.1 (OECD 123).
Key value for chemical safety assessment
Additional information
The value of partition coefficient is taken from company data.
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