xvi LIST OF ILLUSTRATIONS. 



FIG- PAGE 



43. Apparatus for detection of phosphorus 223 



44-47. Detection of arsenic 353-357 



48-52. Apparatus for analytical operations 372, 373 



53. Heating of solids in bent glass tube 377 



54. Heating on charcoal by means of blowpipe 377 



55. Washing and decanting in agate mortar 378 



56. Platinum wire for blowpipe experiments v 379 



57. 58. Apparatus for generating hydrogen sulphide 384 



59. Drying-oven 403 



60. Desiccator 404 



61. Watch-glass for weighing filters 404 



62. Liter flask 405 



63. Pipettes 405 



64. Mohr's burette and clamp 406 



(}"). Mohr's burette and holder 406 



66. Gay Lussac's burette 407 



67. Flask for dissolving iron . 419 



68. Gas-furnace for organic analysis 444 



69. Flasks for fractional distillation 463 



70. Liebig's condenser, with flask 484 



71. Isomeric salts of tartaric acid 513 



72. Absorption-spectra of blood constituents 658 



73. Uriuometer 707 



74. Doremus' ureometer 714 



75. Esbach's albuminometer 727 



76. Various forms of uric acid crystals 741 



77. Calcium oxalate crystals 742 



78. Crystalline phosphates 742 



79. Ammonium urate crystals ....... 743 



80. Crystals of leucine ^ 743 



81. Tyrosine crystals 744 



82. Crystals of cystine 744 



