1314-56-3 24377-84-2 50811-86-4 59778-57-3 72906-42-4 Diphosphorus pentaoxide Diphosphorus pentoxide EINECS 215-236-1 HSDB 847 PHOSPHORUS PENTOXIDE Phosphoric acid anhydride Phosphoric acid, anhydrous Phosphoric anhydride Phosphoric oxide Phosphoric pentoxide Phosphorus oxide Phosphorus oxide (P2O5) Phosphorus pentaoxide Phosphorus pentoxide [UN1807] [Corrosive] Phosphorus(V) oxide Phosphorus, oxide, pent- UN1807