 ... equal volume of water, and saturated with neutral ammonium sulphate. The precipitate thus formed is treated on the filter for five minutes with strong alcohol, removed from the filter, and further treated with absolute alcohol for one or two days....  Quarterly Journal of the Chemical Society of London - Page 860by Chemical Society (Great Britain) - 1888Full view - About this book
 | Arthur Sheridan Lea - 1892 - 312 pages
...treated with absolute alcohol for one or two days. It is now dried at 30°, and yields, on extraction with a volume of water equal to that of the original saliva, a solution which is actively zymolytic, and is stated to be free from all proteid reactions. The hydrolytic... | |
 | Sir Michael Foster - 1892 - 312 pages
...treated with absolute alcohol for one or two days. It is now dried at 30°, and yields, on extraction with a volume of water equal to that of the original saliva, a solution which is actively zymolytic, and is stated to be free from all proteid reactions. The hydrolytic... | |
 | John Alfred Mandel - 1896 - 146 pages
...further treated with absolute alcohol for 1-2 days. It is now dried at 30° C. and yields, on extraction with a volume of water equal to that of the original saliva, a solution which is actively zymolytic and free from proteids. (Krawkow.) Pepsin. Preparation. —... | |
 | 1889 - 642 pages
...compact and easier to remove from the filter; it was then placed in absolute alcohol from 1 to 1| day. After carefully decanting the alcohol, the precipitate...slight opalescence, and quite free from albuminoid or mncons substances. At 40° a turbid starch solution is rendered clear at once. Fehling's test is reduced.... | |
 | 1893 - 680 pages
...heated for several days, the temperature towards the end being raised to 105° C. The heated residue was then extracted with a volume of water equal to that of the solution originally taken, and the extract was made slightly alkaline with 0'50/o solution of Na,CO3... | |
| |
