... Product Isolation: The media were extracted twice with five vol- umes of mhyle chloride which was ... 9. Neher, R. Steroid chromatography, Eisevier Publishing Co., New York, p. 150 (1964). 10. Genard, P., Palem-Vliers, M., Coninx, P. and Margoulies, M. Steroids 12:763 (1968). ...