Hazard classDanger — Health hazard, Toxic, Corrosive, Environmental hazard
PictogramsHealth hazardToxicCorrosiveEnvironmental hazard
Common uses (US EPA CDR)IntermediateDensity modifier
SynonymsArsenic oxide (As2O3) · Arsentrioxide · Arseni trioxydum · Arsenious trioxide · Claudetite · Trixenox · Oxyde Arsenieux · Arsenious Acid Anhydride
Molecular weight197.841 g/mol