Registration Dossier
Registration Dossier
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.
Use of this information is subject to copyright laws and may require the permission of the owner of the information, as described in the ECHA Legal Notice.
EC number: 433-480-9 | CAS number: 623-53-0
Adsorption / desorption
Administrative data
- Endpoint:
- adsorption / desorption: screening
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2000-11-28 - 2001-04-19
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: GLP-study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 001
- Report date:
- 2001
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 121 (Estimation of the Adsorption Coefficient (Koc) on Soil and on Sewage Sludge using High Performance Liquid Chromatography (HPLC))
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- HPLC estimation method
- Media:
- other: column material: Phenosphere
Test material
- Reference substance name:
- -
- EC Number:
- 433-480-9
- EC Name:
- -
- Cas Number:
- 623-53-0
- Molecular formula:
- C4H8O3
- IUPAC Name:
- ethyl methyl carbonate
Constituent 1
- Radiolabelling:
- no
Study design
- Test temperature:
- 40 degree Celsius
HPLC method
- Details on study design: HPLC method:
- The determination was carried out using an HPLC screening method. The procedure employed is that specified in the OECD draft document (August 1999): Estimation of the Adsorption Coefficient (KOC) on Soil and on Sewage Sludge using High Performance Liquid Chromatography (HPLC).
Results and discussion
Adsorption coefficient
- Type:
- log Koc
- Value:
- 0.199
- Temp.:
- 40 °C
Results: Batch equilibrium or other method
- Transformation products:
- no
Applicant's summary and conclusion
- Validity criteria fulfilled:
- yes
- Conclusions:
- The adsorptions coefficient (KOC) of the test substance has been determined to be 1.58, log KOC is 0.199.
- Executive summary:
The adsorptions coefficient (KOC) of the test substance has been determined to be 1.58, log KOC is 0.199.
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
