Selenium dioxide CAS#: 7446-08-4; ChemWhat Code: 22394
Names & Identifiers |
| Product Name | Selenium dioxide |
| Synonyms | Selenious acid anhydride;SELENIOUS ANHYDRIDE;SELENIUM AA/ICP CALIBRATION/CHECK STANDARD;SELENIUM AA SINGLE ELEMENT STANDARD;SELENIUM, AAS STANDARD SOLUTION;SELENIUM AA STANDARD;SELENIUM ATOMIC ABSORPTION SINGLE ELEMENT STANDARD;SELENIUM ATOMIC ABSORPTION STANDARD |
| CAS Registry Number | 7446-08-4 |
| Molecular Formula | O2Se |
| Molecular Weight | 110.96 |
| EINECS | 231-957-4 |
| Other Registry Numbers | ; |
| IUPA Names, InChI, InChI Key, Canonical SMILES, etc.: | IUPA Names, InChI, InChI Key, Canonical SMILES, etc. |
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Chemical & Physical Properties |
| Melting point | 315 °C (subl.)(lit.) |
| Boiling Point | 684.9 °C(lit.) |
| Density | 4.81 g/mL at 25 °C(lit.) |
| vapor pressure | 1 mm Hg ( 157 °C) |
| Refractive Index | nD20 <1.76 |
| Flash Point | 315°C |
| Storage | Store below +30°C. |
| Solubulity | H2O: soluble |
| form | powder |
| Color | white |
| PH | 2 (10g/l, H2O, 20℃) |
| Water Solubility | 38.4 g/100 mL (14 ºC) |
| Sublimation | 315 ºC |
| Merck | 14,8434 |
| Stability: | Stable. Incompatible with organic materials, strong acids, ammonia, nitric acid, halogen acids. Protect from moisture. |
| More Properties From PubChem | Topological Polar Surface Area, Monoisotopic Mass, etc. |
| NIST Chemistry Reference | Selenium dioxide(7446-08-4) |
| EPA Substance Registry System | Selenium oxide (SeO2)(7446-08-4) |
Safety & Hazards(Codes & Phrases) |
| Hazard Codes | T,N,Xn |
| R Phrase | 36/38-50/53-33-23/25-51/53-20/22 |
| S Phrase | 26-61-60-45-28A-20/21-28 |
| RIDADR | UN 3440 6.1/PG 3 |
| WGK Germany | 2 |
| RTECS | VS8575000 |
| F | 3 |
| TSCA | Yes |
| Storage Class | 6.1 |
| Packing Group | II |
| Hazardous Substances Data | 7446-08-4(Hazardous Substances Data) |
| More Safety & Hazards From PubChem | Signal, GHS Hazard Statements, Precautionary Statement Codes, etc. |
Literature |
| Literature on PubChem | Synthesis References, Metabolite References, etc. |
Patents |
| Patents on PubChem | Related Patents Of This Product |
Transportation, Storage & Usage |
| Transportation | No Information |
| Storage | No Information |
| Usage | No Information |
Spectral Properties |
| No Information |
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