Registration Dossier
Registration Dossier
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EC number: 282-490-8 | CAS number: 84238-29-9 Extractives and their physically modified derivatives such as tinctures, concretes, absolutes, essential oils, oleoresins, terpenes, terpene-free fractions, distillates, residues, etc., obtained from Vetiveria zizanioides, Gramineae.
Melting point / freezing point
Administrative data
- Endpoint:
- melting point/freezing point
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 30 March 2010 – 28 May 2010
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: This study has been performed according to OECD and EC guidelines and according to GLP principles.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 010
- Report date:
- 2010
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: Protocol for the REACH registration of Natural Complex substances, Appendix 3 Adaptation of the Standard Testing Regime for NCSs.
- Deviations:
- no
- Principles of method if other than guideline:
- Performance of the test:
The test substance was stored for 2 days in a water bath at 5°C. After two days, the test substance was visually inspected
Thereafter, the test substance was stored for 2 days in a freezer at -20°C.
Interpretation:
The state of the test substance is described. If the test substance remains a liquid at -20°C, melting point will also be reported as < -20°C. - GLP compliance:
- yes (incl. QA statement)
- Type of method:
- method to determine freezing temperature
Test material
- Reference substance name:
- Vetiveria zizanioides, ext.
- EC Number:
- 282-490-8
- EC Name:
- Vetiveria zizanioides, ext.
- Cas Number:
- 84238-29-9
- Molecular formula:
- Not available due to the UVCB nature of the substance
- IUPAC Name:
- Essential oil of Vetiveria zizanioides (Poaceaes)
- Details on test material:
- - Name of test material (as cited in study report): Vetiveria zizanioides, ext.
- Substance type: Clear brown liquid
- Physical state: liquid
- Analytical purity: treated as 100% pure
- Stability under test conditions: stable
- Storage condition of test material: At room temperature in the dark
- Other: -
Constituent 1
Results and discussion
Melting / freezing point
- Melting / freezing pt.:
- < 20 °C
Any other information on results incl. tables
After two days of storage at 5°C., the test substance was a highly viscous liquid.
After two days of storage at -20°C, the test substance was still a highly viscous liquid.Applicant's summary and conclusion
- Conclusions:
- The test substance has no melting/freezing point above -20°C (253K).
- Executive summary:
The test substance has no melting/freezing point above -20°C (253K).
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.
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