328 
INDFX. 
Flour, adulteration and alteration of 283 
Formation of hydrocyanic acid in preparing nitric ether, . . 41, 115 
Frankincense tree, description of 187 
Fruits of plants, mineral substances in 265 
Gall stone, human . . . . . . . , 247 
Galls, analysis of ......... 237 
of terebinthus and pistacia, 32 
Gentian, extract of 177, 181 
Gold, chloride of 173 
Golden sulphuret of antimony, decomposition of, by light, . . 237 
Gowland's liquor, . . . » . . . . . 320 
Graduates in pharmacy, list of 153 
Gum resins, purification of, by water and turpentine, . . . 297 
Hadshy of the Turks, . . 147 
Hemlock, tannin in poisoning by , 154 
Honey, adulteration of . . . . . . . . . 290 
locust . . . . . . . • . . 309 
Hops, extract and oil of 154 
Human gall stone, ... ...... 247 
Hydrargyri iodidum rub. as a paint, 155 
pillulae, report on . . . . .. . . 2 
unguentum, preparation of . . . . . . 64, 134 
report on ...... 1 
Hydrargyrum cum creta, . 9 
Hydrated magnesia, ......... 275 
Hydrocyanic acid in sweet spirits of nitre, ..... 41 
Hydrometer, method of constructing a simple . .... 318 
Hyoscyamus, extract of ........ 175 
Hyposulphite of potash, preparation of ...... 190 
Impurity of some drugs, 182 
Indigenous opium, • • 60 
Individual organs of plants, mineral substances in . . . . 264 
Instrument for detecting the adulteration of olive oil, ... 24 
Investigations concerning creosote, .. 195 
Iodide of mercury, red, as a paint, 155 
Iodide of potassium, reaction between the sulphate of the organic 
alkalies and ...... 21 
new method of preparing . . . . 301 
on the dosing of ...... 316 
Iron, double salts of ■ . 96 
preparation of perchioride, . . • • • • 142, 167 
prepared . . . • • • • • 89 
red oxide, impurity in . . . . , • • • 185 
Isinglass, " .... . • • - - - 38 
