Selenium Dioxide
Product Description
| Product | Selenium Dioxide |
| CAS | 7446-08-4 |
| Formula | SeO2 |
| Synonym | Selenious anhydride, Selenium (IV) dioxide (12), Selenium oxide, Selenous acid anhydride, Selenium oxide (SeO2) |
Typical Product Specifications
| Density | 3.95 (1515 c) |
| Slightly Soluble | in most org. solvs. |
| Very Soluble | in water |
| Tellurium | 0.005% max |
| Water Insolubles, wt% | 0.01% max |
| Selenium | 71.0% min |
| Lead | 0.005% max |
| Selenium Dioxide | 99.5% min |
| Vapor Pressure | 1 mm hg (157 c) |
| Melting Point | 340-350 c (sublimes) |
| Molecular weight | 110.96 |
| Solubility | alcohol, benzene |
| Chemical Structure | ![]() |
| Notes | PACKAGING: 100 lb. drum COUNTRY OF ORIGIN: Japan |
| Class | Inorganic Chemicals: Nitrates, Phosphates, Oxides & more |

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