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EC number: 211-533-5 | CAS number: 659-40-5
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:
- November 2017
- Reliability:
- 1 (reliable without restriction)
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 117 (Partition Coefficient (n-octanol / water), HPLC Method)
- GLP compliance:
- not specified
- Type of method:
- HPLC method
- Partition coefficient type:
- octanol-water
- Specific details on test material used for the study:
- Hexamidine diiséthionate Batch 42964
- Analytical method:
- high-performance liquid chromatography
- Key result
- Type:
- log Pow
- Partition coefficient:
- 4.47
- Temp.:
- 25 °C
- pH:
- >= 7 - <= 9
- Details on results:
- Log(P) (mean of two tests series) = 4.47.
Repeatability < 0,1% and reproducibility (precision) between the 2 tests series = 0.53%. - Conclusions:
- LogPow (mean of two tests series) = 4.47.
- Executive summary:
LogPow (mean of two tests series) = 4.47.
Repeatability < 0,1% and reproducibility (precision) between the 2 tests series = 0.53%.
Reference
determination of regression line by least-squares method
confidence interval: see attached formula (attached background material)
Description of key information
LogPow (mean of two tests series) = 4.47.
Key value for chemical safety assessment
- Log Kow (Log Pow):
- 4.47
- at the temperature of:
- 25 °C
Additional information
Repeatability < 0,1% and reproducibility (precision) between the 2 tests series = 0.53%.
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