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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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: 231-679-3 | CAS number: 7681-82-5
Endpoint summary
Administrative data
Description of key information
Additional information
REACH # |
Endpoint description |
Result |
7.1 |
State of substance at 20ºC |
Colorless, cubic crystals |
7.2 |
Melting/freezing point |
651 degree C |
7.3 |
Boiling point |
1304 degree C. |
7.4 |
Rel. density |
3.67 |
7.5 |
Vapour pressure |
1mmHg at 767 degree C |
7.6 |
Surface tension |
Not applicable |
7.7 |
Water solubility |
ca. 1800 g/L at 25 degree C. |
7.8 |
Log Pow (Kow) |
Not applicable |
7.9 |
Flash point |
Not applicable |
7.10 |
Flammability |
Not flammable |
7.11 |
Explosive properties |
Not explosive |
7.12 |
Self/auto-ignition temperature |
Not applicable |
7.13 |
Oxidising properties (liquid) |
Not oxidising |
7.14 |
Granulometry (particle size disbribution) |
129.65 µm (median diameter by volume) |
7.15 |
Stability in organic solvents |
Not applicable |
7.16 |
Dissociation constant |
Not applicable |
7.17 |
Viscosity |
Not applicable |
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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