Also Called: Arsenic oxide (As2O3); Arsenic trioxide; Arsenous oxide; diarsenic trioxide; Arsenic oxide (As2O3) [Arsenic trioxide; Diarsenic trioxide];arsenic oxide;Arsenic (III) oxide;diarsenic trioxide arsenic trioxide;Arsen(III)-oxid;Arsenic and inorganic arsenic compounds;Arsenic trioxide, diarsenic trioxide;Diarsenictrioxide;Arsenious Acid Anhydride;Arsenite;Arsenolite;Trisenox;diarsenic trioxide (As2O3);ARSENIC(III) OXIDE;Arsenic and inorganic arsenic compounds (Arsenic trioxide);ARSENIC OXIDE /AS2O3/;Diarsenic trioxide (arsenous acid);ARSENIC OXIDE AS2O3;Dioxodiarsoxane;Arsenic oxide, (As2O3);ARSENIC TRIOXIDE, SOLID;Diarsentrioxid;Arsentrioxid;三氧化二砷;ARSEN (III) OKSIDA;WEISSARSENIK;ARSEN TRIOKSIDA;arseen trioxide;ARSENIC OXIDE, AS /AS2O3/