Hazard classDanger — Toxic, Corrosive
PictogramsToxicCorrosive
SynonymsOSMIUM TETROXIDE · Osmium tetraoxide · Osmic acid · tetraoxoosmium · Perosmic oxide · Osmium(VIII) oxide · Osmic acid anhydride · Osmium oxide (OsO4), (T-4)-
Molecular weight254.2 g/mol