The lipide-bound volatile acids of animal fats

The structure of cephalosporin C

“…); (0) pentan-l-ol-formic acid-water (3:1:3, by vol. ); (H) pyridine-ethanol-NH3 (Herting, Ames & Harris, 1958); (I) butan-l-ol-acetic acidwater (4:1:5, by vol. ).…”