The Southern Practitioner, Vol. 9

The Southern Practitioner, Vol. 9 : An Independent Monthly Journal, Devoted to Medicine and Surgery; October, 1887 (Classic Reprint)

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Excerpt from The Southern Practitioner, Vol. 9: An Independent Monthly Journal, Devoted to Medicine and Surgery; October, 1887 After the expiration of the first minute, transfer two drops, by means of a glass rod, into one of the 2-os. Bottles. 'i'h hottle is shaken and placed near a window At the end of every minute re t this manipulation with a new bottle until the coloration is no longer produced. The time necessary or effect ing this change gives the indication as to the amount of diastase present. Undecomposed starch muci lage gives a greenish blue color and after standing some time a blue precipitate. Soluble starch, the first product of the change, yields with Iodine, a dark blue solution without a precipitate. If the amount of soluble starch equals that of dextrin and sugar. The color of the solution will be purple. As the soluble starch disappears, the solution will be a decided red color if dextrin predominates, or faintly red if the sugar he in excess; and colorless. This experiment is wry interesting and is simple to perform. 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.show more

Product details

  • Paperback | 78 pages
  • 152 x 229 x 4mm | 118g
  • Forgotten Books
  • United States
  • English
  • , black & white illustrations
  • 0243062443
  • 9780243062447