330 
INDEX. 
Preservation of leeches, 313 
" water, 317 
Proceedings of the New York College of Pharmacy, . . 245 
Protoxide of iron on vegetation, 300 
Prussic acid, new test for 238 
Prussian blue, tartaric acid and ammonia with . . . 305 
Pyrophorus from tartar emetic, 78 
Quicksilver, transparency of 75 
Quinia, disulphate of, fallacy of test for purity of . . .72 
Quinine, amorphous in quinoidine . . . . 181, 189 
Red poppy, . . . .211 
Report on the Professorship of Pharmacy, .... 148 
Review of Royle's manual of materia medica, &c, . . .261 
Revision of the pharmacopoeia, remarks on ... 1 
Rhubarb, some rare kinds of 63 
" Canton stick 63 
" Bucharian 64, 123 
" Siberian 66, 123 
" Himalayan 68 
u tincture of 105 
" Taschkent 123 
Rhus metopium, gum of 44 
Robinia, new acid in root of ...... 239 
Rochelle salt in dyeing, 157 
Saffron tincture, .117 
Sambucus niger, inner bark of .... 214 
Samovy isinglass, ......... 54 
Sarsaparilla, experiments on .259 
Sassafras root, chemical examination of 159 
Senna, . 74 
tincture, 110 
Silver, iridescent ......... 50 
Soda, preparation of hyposulphate of 78 
Sodium, ferrocyanide of . 277 
Sophistication of sulph. quinine and blue mass, . . . 267 
Squills, tincture of 113 
Strammonium, tincture of . * . • • • 108 
Substances precipitated by animal charcoal, .... 203 
Sulphuret of calcium, 237 
Sugar, palm 52 
