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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Administrative data

Endpoint:
partition coefficient
Type of information:
experimental study
Adequacy of study:
key study
Study period:
December 2014
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2014
Report date:
2014

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 117 (Partition Coefficient (n-octanol / water), HPLC Method)
Deviations:
no
GLP compliance:
no
Type of method:
HPLC method
Partition coefficient type:
octanol-water

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
other: whitish scales

Study design

Analytical method:
high-performance liquid chromatography

Results and discussion

Partition coefficient
Key result
Type:
log Pow
Partition coefficient:
6.174
Temp.:
25 °C
pH:
7

Applicant's summary and conclusion

Conclusions:
The chromatogram of the test item gave one peak. With the calibration function log K versus log Pow, the corresponding log Pow was determined with
- mean retention time : 35.577
- log Pow : 6.174
Executive summary:

The partition coeficient of Omega 6 ceramide was conducted according to OECD 117 guideline. The chromatogram of the test item gave one peak. With the calibration function log K versus log Pow, the corresponding log Pow was determined with - mean retention time : 35.577 - log Pow : 6.174