overview: characters and physical properties   character: white powder, insoluble in water and most organic solvents, only soluble in strong alkali and mineral acid.   density (g/l,25oc):1.46;   boiling point (oc, atmospheric pressure):350   melting point: direct decomposition at high temperature, insoluble.   characteristics:   1. it is very stable in water, with a...

  overview: characters and physical properties   character: white powder, insoluble in water and most organic solvents, only soluble in strong alkali and mineral acid.   density (g/l,25oc):1.46;   boiling point (oc, atmospheric pressure):350   melting point: direct decomposition at high temperature, insoluble.   characteristics:   1. it is very stable in water, with a...