American journal of pharmacy . —Journ. de December 1831. Protoxide of Copper.—The most simple and easy mode of obtaining the pro-toxide of copper in a pure state, is the following. The copper is to be dissolvedin hydrochloric Mid, U) wbfjsh are to be gradually added small portions of nitricacid; the solution is then to be evaporated U> dryness, and the residuum betted to lu-ion; it is thus transformed into a brown crystalline chloride. It is now to bemelted with anhydrous carbonate of soda, iii the proportion often parts of theformer to six of the latter, in B covered crucible and
American journal of pharmacy . —Journ. de December 1831. Protoxide of Copper.—The most simple and easy mode of obtaining the pro-toxide of copper in a pure state, is the following. The copper is to be dissolvedin hydrochloric Mid, U) wbfjsh are to be gradually added small portions of nitricacid; the solution is then to be evaporated U> dryness, and the residuum betted to lu-ion; it is thus transformed into a brown crystalline chloride. It is now to bemelted with anhydrous carbonate of soda, iii the proportion often parts of theformer to six of the latter, in B covered crucible and :il I low red heat. The massis to DC treated with water to dissolve the chloride of indium that lias formed; theBCOtOXidc Of Copper Separates in the form of a beautiful red powder, which is to be waahedand dried, li sal ammoniac be added to the above mentioned mixture, the whole chloride IS reduce d, as maj nadilv he supposed, and separates in a spongyform, when the mass is mingled with water.—.Iwudat dc C/um. July JOURNAL PHILADELPHIA COLLEGE OF PHARMACY. JULY 1832. <©rtgtnal (EommttntcatfonB. Article XIV. — On Geranium Maculatum. By R. Egles-feld Griffith, JVat. Ord. Syst. Monodelphia Calyx, 5-leaved. Petals, 5, regular. JVectariurn, 5 melliferousglands adnate to ihe base of the longer filaments. Arilli, 5,1-seeded, awned,awns naked and straight.— maculatum. Erect, retrorsely pubescent; stem dichotoroous; leaves oppo-site; 3-5 ; upper ones sessile; peduncles elongated ; two flow-ered ; petals obovate.— G. JVoreboracense. Amcen. Acad. vol. 4, p. 522. G. caule erecto herbaceo, foliis oppositis quinquepartitis incisis, Sfc. batrachioides Amerxcanum maculatum, tfc. Dillenius. Hort Elth.(. maculatum. L. Sp. pi. 955. Mich. Fl. Bor. Am. vol. 2, p. , Med. Bot. p. 8-1. Muhl. Cat. PI. Am. sep. p. 62. Barton,Comp. Fl. Phil. vol. 2, p. 63. Nuttall, Gen. vol. 2
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Keywords: ., bookcentury1800, bookdecade182, booksubjectpharmacy, bookyear1829
