Notes on physiology / by Henry Ashby.

  • Henry Ashby
Date:
1889
Catalogue details

Licence: Public Domain Mark

Credit: Notes on physiology / by Henry Ashby. Source: Wellcome Collection.

    23/382 page 7
    Kreatinin, colourless oblique rhombic prisms. Soluble in hot, sparingly soluble in cold water. It has a neutral re- FiG. 3.—Crystals of hippuric acid (Landois and Stirling). action, and when boiled with baryta water, splits up into urea and sarcosin. Kreatinin, C4H7N3O, is an alkaline body which exists in small quantities in muscle-extract and in urine. It crystallises in cDjourless prisms. Kreatin, Jr on boihng with HCl, toMiii^ H2O and forms krea- ^('^^^ tinin. It can be separated from the urine by pre- ^ cipitating with mercuric chloride. It unites with zinc ^C* chloride, forming crystals, which help to identify it (see fig. 4). ^ Xanthin, C5H4N4O2, exists in small quantities in urine, in the spleen, and muscles. It is insoluble in water, soluble in nitric and hydrochloric acid. When
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