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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.
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EC number: 231-974-7 | CAS number: 7783-00-8
Boiling point
Administrative data
- Endpoint:
- boiling point
- Type of information:
- other: handbook data
- Adequacy of study:
- supporting study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Handbook data considered to be from a trusted source acc. to "ECHA, Guidance on information requirements and chemical safety assessment – Chapter R.7a: Endpoint specific guidance".
Data source
Referenceopen allclose all
- Reference Type:
- review article or handbook
- Title:
- CRC Handbook of Chemistry and Physics
- Author:
- Lide, D.R. (ed.)
- Year:
- 2 008
- Bibliographic source:
- 88th ed. Boca Raton, FL: CRC Press Inc.
- Reference Type:
- review article or handbook
- Title:
- CRC Handbook of Chemistry and Physics.
- Author:
- Lide, D.R. (ed.)
- Year:
- 1 996
- Bibliographic source:
- 76th ed. Boca Raton, FL: CRC Press Inc., 1995-1996., p. 4-82 in azardous Substances Data Bank in TOXNET
Materials and methods
- GLP compliance:
- not specified
Test material
- Reference substance name:
- Selenious acid
- EC Number:
- 231-974-7
- EC Name:
- Selenious acid
- Cas Number:
- 7783-00-8
- Molecular formula:
- H2O3Se
- IUPAC Name:
- selenous acid
Constituent 1
Results and discussion
Boiling point
- Decomposition:
- yes
- Decomp. temp.:
- 70 °C
- Remarks on result:
- other: The substance does not have a boiling point.
Applicant's summary and conclusion
- Conclusions:
- According to the reference, selenous acid does not have a boiling point. It decomposes at 70 °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.
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