| Product Name | Selenous acid |
| CAS No. | 7783-00-8 |
| Synonyms | Selenious acid; Selenite, hydrogen; Selenium dioxide, monohydrated |
| InChI | InChI=1/H2O3Se/c1-4(2)3/h(H2,1,2,3) |
| Molecular Formula | H2SeO3 |
| Molecular Weight | 128.97 |
| Melting point | 70℃ |
| Water solubility | 167 g/100 mL (20℃) |
| Hazard Symbols |  T:Toxic;  N:Dangerous for the environment; |
| Risk Codes | R23/25:; R33:; R50/53:; |
| Safety | S20/21:; S28A:; S45:; S60:; S61:; |
7783-00-8 selenous acid
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