1327-53-3 28380-38-3 AI3-01163 ARSENIC TRIOXIDE Acide arsenieux [French] Anhydride arsenieux [French] Arseni trioxydum Arsenic (III) oxide Arsenic blanc [French] Arsenic oxide Arsenic oxide (As2O3) Arsenic sesquioxide Arsenic trioxide [JAN] Arsenic trioxide [UN1561] [Poison] Arsenic(III) oxide Arsenicum album Arsenigen saure [German] Arsenious Acid Anhydride Arsenious acid Arsenious oxide Arsenious trioxide Arsenite Arsenolite Arsenous acid Arsenous acid anhydride Arsenous anhydride Arsenous oxide Arsenous oxide [ISO] Arsenous oxide anhydride Arsentrioxide Arsodent CCRIS 5455 Caswell No. 059 Claudelite Claudetite Crude arsenic Diarsenic trioxide EINECS 215-481-4 EPA Pesticide Chemical Code 007001 HSDB 419 Oxyde Arsenieux [ISO-French] RCRA waste no. P012 RCRA waste number P012