Registration Dossier
Registration Dossier
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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.
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EC number: 231-672-5 | CAS number: 7681-55-2
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:
- weight of evidence
- Study period:
- not stated
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- data from handbook or collection of data
- Remarks:
- Valid with restrictions. This is peer reviewed data where the test methodology and identity of the substance have been evaluated, and a reliable and representative value for the endpoint has been selected. No information on GLP status or test guideline followed is available.
- Qualifier:
- no guideline available
- Principles of method if other than guideline:
- Handbook data does not specify the method. Data from peer reviewed source.
- GLP compliance:
- not specified
- Type of method:
- other: Handbook data does not specify the method. Data from peer reviewed source.
- Key result
- Melting / freezing pt.:
- 422 °C
- Remarks on result:
- other: no information on atm. pressure reported
- Conclusions:
- According to the handbook data the melting point of the substance is 422 °C.
- Executive summary:
According to the handbook data the melting point of the substance is 422 °C.
- Endpoint:
- melting point/freezing point
- Type of information:
- experimental study
- Adequacy of study:
- weight of evidence
- Study period:
- not stated
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- data from handbook or collection of data
- Remarks:
- Valid with restrictions. This is peer reviewed data where the test methodology and identity of the substance have been evaluated, and a reliable and representative value for the endpoint has been selected. No information on GLP status or test guideline followed is available.
- Qualifier:
- no guideline available
- Principles of method if other than guideline:
- Handbook data does not specify the method. Data from peer reviewed source.
- GLP compliance:
- not specified
- Type of method:
- other: Handbook data does not specify the method. Data from peer reviewed source.
- Key result
- Melting / freezing pt.:
- °C
- Decomposition:
- yes
- Remarks on result:
- other: Decomposes on heating. When heated to decomposition it emits very toxic fumes of I- and Na2O.
- Conclusions:
- According to the handbook data the substance decomposes on heating. When heated to decomposition it emits very toxic fumes of I- and Na2O.
- Executive summary:
According to the handbook data the substance decomposes on heating. When heated to decomposition it emits very toxic fumes of I- and Na2O.
Referenceopen allclose all
Description of key information
Sax's Handbook
According to the handbook data the substance decomposes on heating. When heated to decomposition it emits very toxic fumes of I- and Na2O.
CRC Handbook
According to the handbook data the melting point of the substance is 422 °C.
Key value for chemical safety assessment
Additional information
Sax's Handbook
According to the handbook data the substance decomposes on heating. When heated to decomposition it emits very toxic fumes of I- and Na2O.
CRC Handbook
According to the handbook data the melting point of the substance is 422 °C.
Cosmetic Ingredient Review
According to the review data, the substance decomposes.
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.
