Note 620 — PART VI.—ALKALOIDS AND POISONOUS VEGETABLE PRINCIPLES SEPARATED FOR THE MOST PART BY ALCOHOLIC SOLVENTS. (continued 6)
Reading edition
G. Schmidt, Arch. Pharm. [3] 13, 213-229. Schlippe, Liebig’s Annalen, 105, 1. Geuther and Fröhlich, Zeitschrift f. Chem., 1870, 26 and 549; Journ. Chem. Society, March 1879, p. 221.
[621] Benedikt has found 0·55 per cent. of unsaponifiable matter in croton oil. Lewkowitsch gives the iodine value 101·7 to 104·7, and solidifying point as 18·6°-19·0°. (Cheml. Analysis of the Oils, Fats, and Waxes, by R. Benedikt, translated and enlarged by J. Lewkowitsch, London, 1895.)