The present invention is directed to a composition consisting essentially of: a) from about 60 to about 99 mole % of SnO.sub.2, and b) from about 1 to about 40 mole % of one or more materials selected from the group consisting of i) Nb.sub.2O.sub.5, ii) NbO, iii) NbO.sub.2, iv) WO.sub.2, v) a material selected consisting of a) a mixture of MoO.sub.2 and Mo and b) Mo, vi) W, vii) Ta.sub.2O.sub.5, and viii) mixtures thereof, wherein the mole % s are based on the total product and wherein the sum of components a) and b) is 100. The invention is also directed to the sintered product of such composition, a sputtering target made from the sintered product and a transparent electroconductive film made from the composition.