phosphonitrile dichloride phosphonium phosphonium salt phosphor phosphor activator phosphorate phosphorescence phosphorescence afterglow phosphorescence spectra phosphorescence spectrum phosphorescent phosphorescent decay phosphorescent glow phosphorescent paint phosphoric phosphoric acid phosphoric acid salt phosphoric compound phosphorite phosphorization |
phosphonitrile dichloride фосфонитрилен дихлорид Търсената дума е намерена |