... -42-4] Appearance:White powder Content:98% Synonyms:Phosphine,1,3-propanediylbis[diphenyl- (9CI);Phosphine, ... trimethylenebis[diphenyl-(7CI,8CI);1,3-Propanediylbis[diphenylphosphine];1,3-Propylenebis(diphenylphosphine);DPPP (phosphine ... 2013ANALYSIS RESULTSpecificationVerification RequestResults1AppearanceWhite powderWhite powder2Content98%98.1%ConclusionConfirm to the standard