vii 
Cornus florida • ■ • • 
109. 265 
Creosote • 
85 
Croton oil . • > • • 
257 
Crucibles 
345 
Crusta genu equinae » 
193 
Crystallization, cause of . 
86 
81 
Cyanide gold . 
Cyanol 
250 
Cyanuret potassium as remedial agent 
34 
Detection sulphurous acid in hydrochloric acid of commerce 
222 
Dentifrice . 
351 
Digestive ointment .... 
261 
Digitalis, chemical examination of • • 
218 
Displacement, observations on . • • 
308 
Drymis winteri . . • • • 
115 
Eau medicinale . . • • 
347 
Emetine 
351 
Emplastrum plumbi . 
284 
Ergot caused by an insect .... 
347 
Esculic acid ..... 
150 
, Euphorbia lathyris, oil of 
260 
Formic acid, anhydrous . . 
263 
Gelatine capsules .... 
351 
Gillenia trifoliata, analysis of . . • 
28 
Glass bottles, new mode of labelling . • 
54 
81 
GontrrhlT^owder in 
351 
Grease spots, removal of . . 
345 
Grenadine ..... 
257 
Guaiacum, African . . • 
115 
wood, false .... 
259 
Gum resins purification of 
49 
Heracleum lanatum .... 
281 
Hydrargyrum cum creta, impurity in . . 
183 
Hydriodate potash, adulteration of 
27 
Hydrochloric acid in lead colic 
346 
Hydrocyanic acid , 
160 
test for .... 
264 
Hydrogen, new carburet of 
336 
Hyoscyamus, chemical examination of 
220 
Iodic acid 
174 
