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Asian Values and the United States: How Much Conflict?
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Physical Chemistry for Students of Biology and Medicine
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THE ISOELECTRIC POINT OF GELATIN AT 40°C
  • D. Hitchcock
  • Chemistry, Medicine
  • The Journal of general physiology
  • 20 March 1924
Measurements have been made at 40°C. of the osmotic pressure and viscosity of 1 per cent gelatin solutions containing varying amounts of hydrochloric acid or sodium hydroxide. Each property was foundExpand
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THE COMBINATION OF A STANDARD GELATIN PREPARATION WITH HYDROCHLORIC ACID AND WITH SODIUM HYDROXIDE
  • D. Hitchcock
  • Chemistry, Medicine
  • The Journal of general physiology
  • 20 November 1931
It has been found possible to obtain constant dry weights of sheet gelatin only by drying in vacuo at temperatures below 100°C. for a period of several weeks. Values are given for the ash andExpand
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PROTEIN FILMS ON COLLODION MEMBRANES
  • D. Hitchcock
  • Chemistry, Medicine
  • The Journal of general physiology
  • 18 September 1925
1. Collodion membranes of high permeability were found to adsorb weighable amounts of gelatin and egg albumin from solution at 37°C. 2. The effect of protein concentration could be expressed fairlyExpand
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FREEZING POINTS OF ANTI-COAGULANT SALT SOLUTIONS
By a method involving equilibration of ice and solution, and analysis of the solution, freezing point depressions of solutions of sodium citrate, oxalate, and fluoride have been determined over theExpand
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THE SIZE OF PORES IN COLLODION MEMBRANES
  • D. Hitchcock
  • Materials Science, Medicine
  • The Journal of general physiology
  • 20 July 1926
By the application of Poiseuille's law to the rate of flow of water through collodion membranes, it is calculated that the membranes used had pore radii of the order of 0.3 to 2 x 10–6 cm. On theExpand
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THE SOLUBILITY OF TYROSINE IN ACID AND IN ALKALI
  • D. Hitchcock
  • Chemistry, Medicine
  • The Journal of general physiology
  • 20 July 1924
Measurements have been made of the solubility at 25°C. of tyrosine in hydrochloric acid and in sodium hydroxide solutions varying from 0.001 to 0.05 M, and also in distilled water. The pH of theExpand
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THE COLLOIDAL BEHAVIOR OF EDESTIN
  • D. Hitchcock
  • Chemistry, Medicine
  • The Journal of general physiology
  • 20 May 1922
1. It has been shown by titration experiments that the globulin edestin behaves like an amphoteric electrolyte, reacting stoichiometrically with acids and bases. 2. The potential difference developedExpand
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