SUBJECT INDEX 2(i9 



SAHINIC ACID, 8. 



SALIVA, and heavy metals, 240. 



SALTING-OUT, of soaps, 5, 68, 80, 93, 182; of phenol/water system, 68; of 

 potassium oleate, 93; historical remarks on, of soaps, 107, 110; theory 

 of, of soaps, 113; of different soaps, 116; of acetic series soaps, 117; 

 effects of concentrations of sodium chlorid upon, of soaps, 117, 128, 129, 

 130; of mixed soaps, 181, of proteins, 226.- 



SALTS, effects of, on potassium oleate, 95; water attracting power of, 110, 111; 

 and gelatin, 222; relation of, to protoplasm, 243. 



SAPONIFICATION, effect of concentration of alkali upon, 179. 



SAPONIFICATION VALUE, 170. 



noNs, as solutions of protoplasm in water, 235; albumin content of, 246. 



SEED HUSKS, 193. 

 NIB OIL, 166. 

 i KDSOAP, 181, 183. 



SHAVING SOAPS, 191. 



SILVER NITRATE, 238. 



SOAP, definition of, 3; graining of, 5; by Twitchell process, 5; preparation 

 of, 10. 



SOAPS, gelation capacities of, 10; with different basic radicals, 10; with differ- 

 ent acid radicals, 15; of acetic acid series, 16; and water concentration, 

 22; and non-aqueous solvents, 60, 63; salting-out of, 68; as normal 

 electrolytes, 70, 180; as colloids, 70, 112, 181; neutral, 78, 113; hydroly- 

 sis of, 79; reversibility in, 89; salting-out of, 93, 182; historical remarks 

 on salting-out of, 107, 110; jellying of, 111; acid, 112, 113; as true 

 solutions, 112; alkaline to phenol phthalein, 113; theory of salting-out 

 of, 113; salting-out of different, 116; gelation and salting-out of various, 

 of tke acetic series, 135; foaming properties of, 136; emulsifying proper- 

 tics <>f, 136, 150; washing properties of, 136, 157; changes in, on cooling, 

 180; salting-out of mixed, 181; curd, 181, 183; settled, 181, 183; grain- 

 ing of, 182, 183; "going stringy" of, 182; finishing of, 183; half-settled, 

 183; filled, 185; transparent, 186; physical constants of market, 186; 

 cold water, 187; hot water, 187, marine, 187; hygroscopic properties of, 

 189; water loss by, 189; conversion of one into another, 190; shaving, 

 191; fillers for, 192; hydrolysis in, 231; heat coagulation of, 231, 232. 



SOAP/ALCOHOL SYSTEMS, 30; with different with different alco- 



hols, 31. 

 < .1 i.>. :is mutually .soluble systems, 66, 69; theory of, 69. 



SOAP IN WATER, 69. 

 i.. li|. 

 , 6. 



SOAP MANUFACTURE, 163; by cold process, 170; by hot process, 170; mixing 

 of fat with :ilk:ih in. 171; mml-il'irai i m m. 171: mi< roscopic changes 

 observed during. 17i; addition ot alkali in, 178. 



SOAP MIXTURES, 83. 



SOAP SYSTEMS, effects of temperature on, 71 : < ompaird with gelatin systems, 



SOAP/U MI i; SYSTEMS, 9. 



SODIUM raproatc, 17, 19, 38, 64, 56, 58; caprate, 19, 39, 54, 56, 58; laura 



28,39,54,56,58,59; myrintate, 1" 10, M, " <v :,; palm.tatr. iw, 27, 

 41, 54, 56, 58, 50; arachidnto, 20, 54; margarate, 20, 42, 54, 56; stearate, 

 20, 26, 43, 54, 56, 58, 59; elaldate, 21, 55, 57, 58, 50; erucat*, 21, 58, 50; 



