290 



INDEX 



Lillie, R. S., 14, 16, 66, 88, 89, 179 

 Linder, 11, 16, 163, 261 

 Loeb, R. F., 193, 195, 243 

 Lorenz, R., 19, 118, 197 

 "Lyophilic" colloids, 243 

 "Lyophobic" colloids, 243 



M 



MacDonald, J. S., 166 



Manabe, K, 69, 115 



Matula, J., 69, 115 



Membrane equilibrium, application 



of, 127-149 



theory of, 19-26, 123-125 

 Membrane potentials, 120-149 



calculation of, 125, 130, 131 

 explanation of curves of, 127- 



132 

 method of measuring, 120- 



122 

 of solutions of egg albumin, 



145-148 

 action of neutral salts on, 



148 

 of solutions of gelatin, 120- 



149 

 action of neutral salts on, 



139-144, 256, 257 

 influence of concentration 



on, 145, 146 

 influence of pH on, 122, 



126-129, 131, 134 

 influence of sign of charge 



on, 144 

 influence of valency on, 



132-135 



Membranes, preparation of collo- 

 dion, 67 

 Mica, 3 

 Micelhe, 2, 12 



as units of colloidal solutions, 



284, 285 

 origin of electrical charges of, 



150-168 



Michaelis, L., 4, 9, 11, 37, 43, 116 

 Migration of particles, 6-9, 37, 114 



Moore, A. R., Ill 

 Mostynski, B., 116 



N 



Naegeli, 2, 113 



Nernst formula, 21, 25, 124, 125, 137 



Neutral salts, action of, 88-111, 



139-144 ; 157-166 

 curves for, 91-96, 98, 100, 



102, 104, 105, 107, 180, 



183, 217, 219, 220, 246, 

 248, 249, 257, 262 



on osmotic pressure, 88, 179- 



184, 257, 262 

 on P.D., 139-148 



on precipitation, 244, 245, 



251-255, 258-261, 266-274 

 on rate of solution of gelatin, 



245-251 

 on swelling, 105-107, 228, 



229, 271-272 

 on viscosity, 90-100, 102-104, 



210-212, 217-220 

 Northrop, J. H., 32, 36 



Occlusion theory of viscosity, 212, 



230 

 Oil, 11 



Osborne, T. B. t 4 

 Osmotic pressure, 65-76, 169-188, 



232-242 

 action of salts on, 88, 179- 



184, 256, 257, 262 

 curves of, 180, 183,257,262 

 curves of, albumin-acid salts, 



71 



calculated, 173, 177 

 casein-acid salts, 72 

 gelatin-acid salts, 68, 73, 



174, 177, 234, 237 

 metal albuminates, 75 

 effect of heating of solution 



on, 233-235 



influence, of cane sugar on, 109 

 of concentration of protein 

 on, 184-188 



