2998.     SABALITSCHKA, T., AND HARNISCH, C.  [Synthesis of Formaldehyde and Acetone From Oxides of Carbon and Hydrogen or Water Through Contact Substances.]  Biochem. Ztschr., vol. 190, 1927, pp. 265-277; Chem. Abs., vol. 22, 1928, p. 1571.

        Presence of demonstrable quantities of HCHO and Me2CO in a mixture of CO and H2, or CO2 and H2O at 300 in the presence of a great variety of contact substances (Ca2C, SiO2, kaolin, Fe, NaOH, wood charcoal, active C, etc.) is discussed.  Data are presented in tabular form.