Hazard classDanger — Health hazard, Irritant / harmful
PictogramsHealth hazardIrritant / harmful
Common uses (US EPA CDR)Semiconductor and photovoltaic agentEtching agent
Synonymsnitrous oxide · Laughing gas · Dinitrogen oxide · Dinitrogen monoxide · Factitious air · nitrogen protoxide · Nitrogen oxide (N2O) · Hyponitrous acid anhydride
Molecular weight44.013 g/mol