"Suitable bases include but are not limited to ammonia, hydroxylamine, diethylamine, methylamine, n-butylamine, glycine, aniline, alkali metal hydroxides wherein the cation is sodium, lithium, barium, magnesium, calcium, or potassium, metal oxides such as sodium, magnesium, calcium, barium oxides; and mixtures and combinations of same." . . . . . . .