624 



INDEX 



Guaiac test on blood, 235, 258, 262, 430 



on feces, 235 



on milk, 320 



on pus, 432 



on urine, 430 



Guaiac test, Schumm's modification of, 262 

 Guanase, 4 



Guanidine-a-amino-valerianic acid, 68, 79 

 Guanidine-residue, 64 

 Guanine, 4, 125-127, 133, 341 

 Guanine chloride, crystalline form of, 135 

 Gulick's colorimetric method for total nitrogen in 



urine, 490 



Gulick's micro-oxidation flask, 490 

 Gum arabic, 20, 50, 51 



Gums and vegetable mucilage group of carbo- 

 hydrates, 20 



Gunning's iodoform test for acetone, 436 

 Gunzberg's reagent, as indicator, 155 



preparation of, 155 



Haine's test on sugar, 419 



Hair, human, 330 



Hammerschlag's method for determination of 



specific gravity of blood, 260 

 Hammarsten's reaction, 207, 433 



reagent, preparation of, 207, 433 

 Harding and MacLean's method for determina- 

 tion of amino-acid nitrogen, 91 

 Hart's casein method, 328 

 Haser's coefficient, 364, 483 

 Hayem's solution, 60 1 

 Hay's test for bile acids, 209, 434 

 Heintz method for determination of uric acid, 512 

 Helicoprotein, 94 



Heller's test for blood in urine, 429 

 Heller's ring test for protein, 103 

 Heller- Teichmann reaction for blood in urine, 430 

 Hemagglutination, 250, 262 

 Hemagglutinin, 250, 262 

 Hematein test for blood in feces, 234 

 Hematin, 113, 250, 254, 266 



acid-, 254, 299 



alkali-, 254, 298 



preparation of, 266 



reduced alkali-, 299 

 Hematoidin, 205, 222, 224 



crystalline form of, 205, 222 



in urinary sediments, 458, 464 

 Hematoporphyrin, 205, 254, 359. 412, 444 



in urine, 359, 412, 444 

 Hematuria, 429 

 Hemicellulose, 20, 50 



experiments on, 51 



utilization of, by animals, 50 

 Hemin crystals, form of, 265 



tests, 264, 266, 429 

 Hemiurate, 461 



Hemochromogen, 113, 250, 254, 269, 299 

 Hemocyanin, 94, 113 

 Hemocytometer, Burker's, 308 



Thoma-Zeiss, 304 



Hemoconein (see Blood dust, 245, 236) 

 Hemoglobin, 94, 113, 249, 250, 254, 255 262 266, 

 296 



carbon monoxide, 254, 297 



decomposition of, 250 



derivatives of, relationship of, 254 



Hemoglobin, diffusion of, 262 



met, 254, 298 



oxy, 250, 254, 266, 296 



quantitative determination of, 299-304 



reduced, 254, 296 

 Hemoglobins, 94, H3 

 Hemoglobinuria, 429 

 Hemolysis, 245, 261 



Henderson and Palmer's method for determina- 

 tion of hydrogen ion concentration, 480 

 Herter's naphthaquinone reaction for indole, 



218 



Herter's para-dimethylaminobenzaldehyde reac- 

 tion, 219 



Heterocyclic nucleus, 65, 68, 69 

 Heteroproteose, 96 119 

 Heteroxanthine, 370, 401 

 Hexone bases, 80 

 Hexosans, 20 

 Hexoses, 19, 20 

 Hippuric acid, 72, 369, 388, 390, 396, 585 



cystalline form of, 389 



Dakin's method for quantitative determi- 

 nation of, 520 



experiments on, 389, 585 



formula for, 388 



in urinary sediments, 463 



Lucke's reaction for, 390 



melting-point of, 389 



Roaf 's method for crystallization of, 390 



separation of, from urine, 389 



solubility of 390 



sublimation of, 3QO 



synthesis of, 390, 585 



demonstration of, 585 

 Histidine, 65, 77 



hydrochloride, crystalline form of, 78 



Knoop's color reaction for, 78 

 Histones, 93 



Hoffmann's reaction for tyrosine, 86 

 Homogentisic acid, 26, 369, 394. 41? 



formula for, 394 



Hopkin's thiophene reaction for lactic acid, 171 

 Hopkins-Cole reaction, 98 



on solutions, 98 

 on solids, 107 



Hopkins-Cole reagent, preparation of, 98 

 Hopkins-Cole reagent (Benedict modification), 



preparation of, 98 

 Hordein, 93, in 



Horismascope (see Albumoscope, 103, 423) 

 Hormones definition and discussion of, 185, 318 



in blood, 185 



Hufner's urea apparatus, 498 

 Human fat, composition of, 178 



hair, composition of, 330 



milk, differentiation from cow's, 316, 320 

 Hunter and Givens' modification of Kruger and 



Schmidt's method, 515 



Huppert's reaction for bile pigments, 207, 433 

 Hurthle's experiment, 349 

 Hurtley's test for acetoacetic acid, 440 

 Hyaline casts in urinary sediments, 465, 468 

 Hydrobilirubin, detection of, in feces, 222, 235 



extraction of, 235 



Hydrochloric acid of the gastric juice, 140, 151 

 origin of, theories as to, 140 

 seat of formation of, 139 



