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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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: 500-236-9 | CAS number: 68920-66-1 1 - 2.5 moles ethoxylated
Melting point / freezing point
Administrative data
Link to relevant study record(s)
- Endpoint:
- melting point/freezing point
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2010-04-01 to 2010-04-19
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 102 (Melting point / Melting Range)
- Deviations:
- no
- Principles of method if other than guideline:
- The pratical test performance was based on the in-house test procedure VTA(S)31X93001.02: "Melting temperature determination (Tm) of solid and liquid substances by means of DSC".
- GLP compliance:
- no
- Type of method:
- thermal analysis
- Remarks:
- Differential Scanning Calorimetry
- Melting / freezing pt.:
- -67 - 18 °C
- Remarks on result:
- other: The cooling run shows a crystallisation at 12 °C.
- Endpoint:
- melting point/freezing point
- Type of information:
- experimental study
- Adequacy of study:
- supporting study
- Study period:
- 2011-12-22
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- guideline study without detailed documentation
- Guideline:
- other: ASTM D97-08
- GLP compliance:
- no
- Type of method:
- pour point
- Melting / freezing pt.:
- 19 °C
- Atm. press.:
- ca. 1 013 hPa
Referenceopen allclose all
The test item shows an area of melting temperatures (in the 1. and 2. heating run) between -67 °C and 18 °C (melting of crystalline parts (according to the definition in the OECD Guideline 102.
The cooling run shows a crystallisation at 12 °C.
Average of two test results 19 °C each. Assumed to be measured at atmospheric pressure.
Description of key information
-67 to 18 °C (OECD 102, DSC method)
Key value for chemical safety assessment
Additional information
Reported pour point: 19 °C.
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.
