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EC number: 947-805-1 | CAS number: 213077-23-7
Adsorption / desorption
Administrative data
- Endpoint:
- adsorption / desorption: screening
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 005
- Report date:
- 2005
Materials and methods
Test guideline
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- OECD Guideline 121 (Estimation of the Adsorption Coefficient (Koc) on Soil and on Sewage Sludge using High Performance Liquid Chromatography (HPLC))
- Version / remarks:
- version 2001
- GLP compliance:
- yes
- Type of method:
- HPLC estimation method
Test material
- Reference substance name:
- Didodecyl nonylphenyl phosphite
- EC Number:
- 252-457-2
- EC Name:
- Didodecyl nonylphenyl phosphite
- Cas Number:
- 35239-35-1
- Molecular formula:
- C39-H73-O3-P
- IUPAC Name:
- Phosphorous acid, didodecyl nonylphenyl ester
- Reference substance name:
- Dodecyl bis(4-nonylphenyl) phosphite
- EC Number:
- 284-117-4
- EC Name:
- Dodecyl bis(4-nonylphenyl) phosphite
- Cas Number:
- 84787-76-8
- Molecular formula:
- C42-H71-O3-P
- IUPAC Name:
- Phosphorous acid, dodecyl bis(4-nonylphenyl) ester
- Reference substance name:
- 4-nonylphenyl ditridecyl phosphite
- EC Number:
- 284-119-5
- EC Name:
- 4-nonylphenyl ditridecyl phosphite
- Cas Number:
- 84787-77-9
- Molecular formula:
- C41-H77-O3-P
- IUPAC Name:
- Phosphorous acid, 4-nonylphenyl ditridecyl ester
- Reference substance name:
- Bis(4-nonylphenyl) tridecyl phosphite
- EC Number:
- 284-120-0
- EC Name:
- Bis(4-nonylphenyl) tridecyl phosphite
- Cas Number:
- 84787-78-0
- Molecular formula:
- C43-H73-O3-P
- IUPAC Name:
- Phosphorous acid, bis(4-nonylphenyl) tridecyl ester
- Reference substance name:
- Tris(nonylphenyl) phosphite
- EC Number:
- 247-759-6
- EC Name:
- Tris(nonylphenyl) phosphite
- Cas Number:
- 26523-78-4
- IUPAC Name:
- tris(2-nonylphenyl) phosphite
- Reference substance name:
- Didodecyl phosphonate
- EC Number:
- 244-325-8
- EC Name:
- Didodecyl phosphonate
- Cas Number:
- 21302-09-0
- Molecular formula:
- C24H51O3P
- IUPAC Name:
- Di(n-dodecyl)hydrogen phosphate
- Reference substance name:
- Phenol, 4-nonyl-, branched
- EC Number:
- 284-325-5
- EC Name:
- Phenol, 4-nonyl-, branched
- Cas Number:
- 84852-15-3
- Molecular formula:
- C15H24O
- IUPAC Name:
- 4-Nonylphenol, branched
- Test material form:
- liquid
Constituent 1
Constituent 2
Constituent 3
Constituent 4
impurity 1
impurity 2
impurity 3
- Radiolabelling:
- no
Study design
- Test temperature:
- column temperature 40 degrees C
HPLC method
- Details on study design: HPLC method:
- Agilent Technologies 1100, column Zorbax SB-CN
mobile phase: acetonitrile:water (55/45 v/v)
Results and discussion
Adsorption coefficient
- Type:
- log Koc
- Value:
- > 5.63
- pH:
- 7.4
- Temp.:
- 40 °C
- Remarks on result:
- not determinable because of methodological limitations
Results: HPLC method
- Details on results (HPLC method):
- All seven samples were beyond the limits of the test system. The log Koc was reported to be >5.63.
Applicant's summary and conclusion
- Conclusions:
- All seven samples were beyond the limits of the test system. The log Koc was reported to be >5.63.
- Executive summary:
All seven samples were beyond the limits of the test system. The log Koc was reported to be >5.63.
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