Registration Dossier
Registration Dossier
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EC number: 951-962-1 | CAS number: -
Melting point / freezing point
Administrative data
Link to relevant study record(s)
- Endpoint:
- melting point/freezing point
- Type of information:
- read-across from supporting substance (structural analogue or surrogate)
- Adequacy of study:
- key study
- Study period:
- 2004-11-17 to 2005-01-11
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Justification for type of information:
- REPORTING FORMAT FOR THE ANALOGUE APPROACH
[Please provide information for all of the points below. Indicate if further information is included as attachment to the same record, or elsewhere in the dataset (insert links in 'Cross-reference' table)]
1. HYPOTHESIS FOR THE ANALOGUE APPROACH
[Describe why the read-across can be performed (e.g. common functional group(s), common precursor(s)/breakdown product(s) or common mechanism(s) of action]
2. SOURCE AND TARGET CHEMICAL(S) (INCLUDING INFORMATION ON PURITY AND IMPURITIES)
[Provide here, if relevant, additional information to that included in the Test material section of the source and target records]
3. ANALOGUE APPROACH JUSTIFICATION
[Summarise here based on available experimental data how these results verify that the read-across is justified]
4. DATA MATRIX - Reason / purpose for cross-reference:
- read-across source
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 102 (Melting point / Melting Range)
- Version / remarks:
- adopted 1995
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.1 (Melting / Freezing Temperature)
- Version / remarks:
- 1992
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Remarks:
- signed 2004-09-06
- Type of method:
- differential scanning calorimetry
- Specific details on test material used for the study:
- - Name of test material (as cited in study report): Naftovin BLS
- Chemical name: Lead oxide sulphate
- Physical state: powder, white
- Analytical purity: 93.4 % (calculated based on lead content)
- Batch No.: 714537.33
- Stability: until 03/2005
- Storage condition of test material: ambient temperature in tightly closed container
No further information on test material was stated. - Melting / freezing pt.:
- > 600 °C
- Atm. press.:
- ca. 1 013 mBar
- Remarks on result:
- other: The test item has no melting point at atmospheric pressure up to the final test temperature of 600°C.
- Conclusions:
- The test item has no melting point at atmospheric pressure up to the final test temperature of 600°C.
Reference
Description of key information
The test item has no melting point at atmospheric pressure up to the final test temperature of 600°C (study result, EU A.1 method).
Key value for chemical safety assessment
- Melting / freezing point at 101 325 Pa:
- 600 °C
Additional information
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.
