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EC number: 614-455-3 | CAS number: 68411-07-4
Partition coefficient
Administrative data
- Endpoint:
- partition coefficient
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 17.08.2010 - 05.07.2011
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: Compliant to GLP testing guideline; adequate coherence between data, comments and conclusions.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 011
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.8 (Partition Coefficient)
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- shake-flask method to: flask method
- Partition coefficient type:
- octanol-water
Test material
- Reference substance name:
- Copper Lead Resorcylate Salicylate Complex
- EC Number:
- 614-455-3
- Cas Number:
- 68411-07-4
- Molecular formula:
- C7H5O4-, C7H5O3- Cu , Pb
- IUPAC Name:
- Copper Lead Resorcylate Salicylate Complex
- Details on test material:
- - Name of test material (as cited in study report): LEAD-COPPER-RESORCYLATE-SALICYLATE (LC12-15)
- Substance type: multiconstituent
- Physical state: green powder
- Composition of test material, percentage of components: 11.9% of copper, 35.7% of lead, 14.1% of resorcylate and 35.7% of salicylate
- Purity test date: 20/10/2009
- Lot/batch No.: 09/201
- Expiration date of the lot/batch: 04/11/2011
- Storage condition of test material: in darkness at room temperature.
Constituent 1
Study design
- Analytical method:
- other: ICP-MS for Pb and Cu... (see attached file)
Results and discussion
Partition coefficientopen allclose all
- Type:
- log Pow
- Partition coefficient:
- -1.5
- Temp.:
- 21 °C
- pH:
- >= 5.6 - <= 5.9
- Remarks on result:
- other: for Cu
- Type:
- log Pow
- Partition coefficient:
- -2.2
- Temp.:
- 21 °C
- pH:
- >= 5.6 - <= 5.9
- Remarks on result:
- other: for Pb
- Type:
- log Pow
- Partition coefficient:
- -1.2
- Temp.:
- 21 °C
- pH:
- >= 5.6 - <= 5.9
- Remarks on result:
- other: for Resorcylic acid
- Type:
- log Pow
- Partition coefficient:
- -1.2
- Temp.:
- 21 °C
- pH:
- >= 5.6 - <= 5.9
- Remarks on result:
- other: for Salicylic acid
Applicant's summary and conclusion
- Conclusions:
- The average partition coefficients (log Pow) at pH 5.6-5.9 at 21°C are:
-1.5 for Cu
-2.2 for Pb
-1.2 for Resorcylic and Salicylic acids
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