Report of the Chemist: United States Department of Agriculture, Bureau of Chemistry, Washington, D. C., September 16, 1922 (Classic Reprint), Chemistry United States Bureau of
Автор: Agriculture United States Department of Название: Proceedings of the Citrus Chemistry and Utilization Conference: Held at Winter Haven, Fla. October 5, 1966 (Classic Reprint) ISBN: 1527914178 ISBN-13(EAN): 9781527914179 Издательство: Неизвестно Цена: 7330.00 T Наличие на складе: Невозможна поставка. Описание: Excerpt from Proceedings of the Citrus Chemistry and Utilization Conference: Held at Winter Haven, Fla. October 5, 1966 This paper reports the isolation of nine coumarins found in Florida grapefruit. Five gallons of cold-pressed Florida grapefruit peel oil were concentrated at a ratio of With an Arthur F. Smith rotafilm molecular still, at 60 -65 (6 m. M. To a residue of 1, 200 ml. This residue was extracted with acetonitrile. The acetonitrile was removed With a rotary evaporator at 60 (6 m. M. Affording the crude coumarin extract. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
