Urine is a highly saturated solution of extremely complicated composition. Its basic organic constituents are urea, uric acid and its salts, formed by the oxidation of purines. In that fluid, ...

THIS is the name given 1 to the following phenomenon. It was observed 2 that the addition of a quite small amount of a hydrophile colloid to a sol of a hydrophobe colloid caused the latter to be ...

IT is well known that a solution of gelatin restrains the precipitation of most insoluble substances. It has also been shown, in a study of the Liesegang phenomenon 1, that the gelatin composing a set ...