| Product Name | Arsenic(III) oxide |
| CAS No. | 1327-53-3 |
| Synonyms | Arsenic trioxide; diarsenic trioxide; Arsenic oxide; Arsenous oxide; arsenous acid; arsenic(+3) cation; oxygen(-2) anion; dioxodiarsoxane; tricyclo[3.3.1.1~3,7~]tetraarsoxane; bicyclo[1.1.1]diarsoxane |
| InChI | InChI=1/As2O3/c3-1-4-2(3)5-1 |
| Molecular Formula | As2O3 |
| Molecular Weight | 197.8414 |
| Melting point | 312.3℃ |
| Water solubility | 37 g/L (20℃) |
| Hazard Symbols |  T+:Very toxic;  N:Dangerous for the environment; |
| Risk Codes | R28:; R34:; R45:; R50/53:; |
| Safety | S45:; S53:; S60:; S61:; |
1327-53-3 arsenic(iii) oxide
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