2240.     MERZ, V., AND TIBIRICA, J.  [Synthesis of Formic Acid.]  Ber. deut. chem. Gesell., vol. 10, 1877, p. 2117; vol. 13, 1880, pp. 23-33.

        By passing CO over soda lime at 220°, formate is obtained in good yield.  Above 220° the formate is decomposed with formation of carbonate and free H₂.