The invention provides a stable metal zirconium phosphates having formula , in which X is a metal or a combination of metals selected from Co, Mn, Ni, Cu, Cd, Fe, Cr, Al, Sn, V, Zn, Sc, Na, {TAIL ~ Mg}, Ca and {HEAD ~ Si}; and n has a molar value in the range of 1.25 to 22 
The invention provides a stable metal zirconium phosphates having formula , in which X is a metal or a combination of metals selected from Co , Mn , Ni , Cu , Cd , Fe , Cr , Al , Sn , V , Zn , Sc , Na , { TAIL ~ Mg } , Ca and { HEAD ~ Si } ; and n has a molar value in the range of 1.25 to 22
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH