1988. KRINGS, W., AND KEMPKENS, J. [Solubility of Oxygen in Solid Iron. I.] Ztschr. anorg. Chem., vol. 183, 1929, pp. 225-250; Chem. Abs., vol. 24, 1930, p. 44.

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1988. KRINGS, W., AND KEMPKENS, J. [Solubility of Oxygen in Solid Iron. I.] Ztschr. Anorg. Chem., vol. 183, 1929, pp. 225-250; Chem. Abs., vol. 24, 1930, p. 44.

Fe used was prepared by reduction of pure Fe₂O₃ in dry H₂ at 720°-750°. The solubility of O₂ in this Fe was determined by means of equilibrium experiments in a current of H₂-H₂O vapor at 715° and was found to be 0.11±0.015%. The same experiments served for a study of the equilibrium FeO+H₂=Fe+H₂O.