INDEX. XI 
CEnanthe fistulosa, a new substance in . . . 68 
Oil, cod liver, . . . . . . . 136 
" of lavender, ...... 284 
Oleo-resinous extracts, preparation of . . .114 
Opium, its cultivation in Armenia, ... 13 
" Benares, ...... 195 
" Tndia, ....... 193 
" Malwa, . .... 195 
iC Patna, . . . . . . 193 
Otto of roses, determination of the purity of, . . 318 
Passage of hydrogen through solid bodies, . . . 173 
Patna opium, . . . . . . .193 
Pectase, ....... 151 
Pectose, .... ... 151 
Pharmaceutical observations, .... 4 
stove, Redwood's, . . . .121 
Pharmacy in Spain, . . . . . 272 
Pharmacopoeia of the U. S., convention for revising the . 375 
u test for iodide of potassium, ... 75 
Pill finisher, . . . . . . .222 
Preparation of benzole, . . . . . 329 
u of bi-sulphuret of carbon, . . . 181 
" of collodion, . . . .42, 209, 233 
" of charcoal by heated steam, . . . 278 
" of ethiops mineral, . . . .271 
" of hydrobromic and hydriodic acids, . . 368 
" of oxide of zinc by combustion, . . . 169 
" of succinic acid, . . . . 349 
u of pills, . .'• . • .220 
Properties of benzole, useful, .... 329 
u " substance analagous to gun cotton, . . 244 
Production of artificial oil of rue, .... 372 
Proximate principles of vegetables, new method of obtaining 87 
Purification of gum arabic, . . . . .321 
Quassia excelsa, .... 
Quinoidine, ..... 
Red Sarsaparilla, notice of 
Redwood's pharmaceutical stove, 
Relations existing between sugar and tartaric acid, . 
1 
49 
296 
121 
348 
