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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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: 213-235-0 | CAS number: 931-40-8
Adsorption / desorption
Administrative data
- Endpoint:
- adsorption / desorption
- Remarks:
- adsorption
- Type of information:
- calculation (if not (Q)SAR)
- Remarks:
- Migrated phrase: estimated by calculation
- Adequacy of study:
- key study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Well performed study, however no guidelines followed. Results based on calculation using algoritms.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 003
- Report date:
- 2003
Materials and methods
Test guideline
- Qualifier:
- no guideline followed
- Principles of method if other than guideline:
- Absorption coefficient Koc was calculated based on algoritms using software from ACD..
- GLP compliance:
- no
- Type of method:
- other:
- Media:
- soil
Test material
- Reference substance name:
- glycerine carbonate
- IUPAC Name:
- glycerine carbonate
- Test material form:
- other: liquid
- Details on test material:
- chemical name: glycerine carbonate
Cas number: 931-40-8
Molecular weight: 118.09
purity: 95-100%
source: Huntsman Petrochemical
lot number: 819326
physical appearance: clear colourless liquid
storage conditions: 22°C in the dark
Constituent 1
- Radiolabelling:
- no
Study design
Batch equilibrium or other method
- Analytical monitoring:
- not specified
- Computational methods:
- Koc is the ratio of the amount of chemical absorbed per unit weight of organic carbon in the soil over the concentration in solution at equilibrium.
Koc was calculated based on algorithms.
Results and discussion
Partition coefficients
- Phase system:
- other: Koc
- Type:
- other: Koc
- Value:
- 3.06 L/kg
- Remarks on result:
- other: over pH range 0-10
Any other information on results incl. tables
Absorption coefficients (Koc) at increasing pH are:
| pH | Koc (log Koc) |
| 0 | 3.06 (0.5 +-1.0) |
| 1 | 3.06 (0.5 +-1.0) |
| 2 | 3.06 (0.5 +-1.0) |
| 3 | 3.06 (0.5 +-1.0) |
| 4 | 3.06 (0.5 +-1.0) |
| 5 | 3.06 (0.5 +-1.0) |
| 6 | 3.06 (0.5 +-1.0) |
| 7 | 3.06 (0.5 +-1.0) |
| 8 | 3.06 (0.5 +-1.0) |
| 9 | 3.06 (0.5 +-1.0) |
| 10 | 3.06 (0.5 +-1.0) |
| 11 | 3.06 (0.5 +-1.0) |
12 |
3.00 (0.5 +-1.0) |
13 |
2.56 (0.4 +-1.0) |
14 |
1.04 (0.0 +-1.0) |
Applicant's summary and conclusion
- Conclusions:
- The calculated Koc of JEFFSOL GC was 3.06 over pH range 0-10. This Koc predicts that, in a system consisting of water, dissolved JEFFSOL GC, 100% of the JEFFSOL GC would adsorb to the soil organic matter.
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.
