A manual of materia medica and pharmacy : comprising a concise description of the articles used in medicine; their physical and chemical properties; the botanical characters of the medicinal plants ... with observations on the proper mode of combining and administering remedies / by H. M. Edwards and P. Vavasseur ; translated from the French, with numerous additions and corrections, and adapted to the practice of medicine and art of pharmacy in the United States, by Joseph Togno and E. Durand.

Henri Milne-Edwards

Date:: 1829

Credit: A manual of materia medica and pharmacy : comprising a concise description of the articles used in medicine; their physical and chemical properties; the botanical characters of the medicinal plants ... with observations on the proper mode of combining and administering remedies / by H. M. Edwards and P. Vavasseur ; translated from the French, with numerous additions and corrections, and adapted to the practice of medicine and art of pharmacy in the United States, by Joseph Togno and E. Durand. Source: Wellcome Collection.

Provider: This material has been provided by the Harvey Cushing/John Hay Whitney Medical Library at Yale University, through the Medical Heritage Library. The original may be consulted at the Harvey Cushing/John Hay Whitney Medical Library at Yale University.

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$Showing the Distinctive Charade of the Salts which may be employed in Medicine, considered with respect to their Base. f With hydrn'-Iilonite of pfei m produces a ycl- ,- Triturated with quicklime.do not dis- engage ammonia, and ed with sub-carbo-^ nate of potassa. f They are almost all tallize with difficulty. -I solution of sulphate i l_positeof bi-tartrate of i Indian-hlniMlc ot platinum |>ro.lv< no pre-1£ Triturated with quicklit liacal gas, candy recognised I Is decomposed and [-Does not produce a precipitate with sulphuric acid, Limb - ■ Does produce a precipitate with sulphuric acid - S-rnoirriA. f* Is decomposed and f with sub-car- Jj^llTd^a'smalll °LL°S/J quantity of water, L, I dec-imposed, run! is not •■ SALTS, which not being :ipitated by pure drosulphate of la not dissolved ritate treated with pitate .boiling tiful TOf a dirty brown colour tion is precipitated-; by proto-hydrochlo-1 rate of tin, lofa i water; a great number crys- re mixed with a concentrated >n after octaedral crystals of , and crystallize more readily those of rhodium, by the ad- nof render the former turbid, iulphate of alu- /ith hydrochlorate of f They arc genendh inn } precipitated by succinate (.lamp to a purple colour. {The greater numb-r arc insoluble, i.!ie\ produce with sulphuric acid and the sulphal< s a. white pr.-cipilate, insoluble m nifrie acid; th«y are precipitated by the succinate of ammonia, and the flame of a lamp is not coloured purple by them. The greater number are soluble in water and crystallize easily, precipitates only a portion of the magnesia,' and forms with triple salt, which is precipitated by potassa. The be distinguished from those of glucina and * atthe precipitate they form with -.,ib- l carDonate or potassa, does not. dissolve in an excess of this salt, as ^happens with the salts of the latter earths. r Almost all the salts of morphia arc soluble in water and crystal- J livable, win n In ated, it melts, and concretes on cooling into a ra- ' diated transparent mass; heated to a higher temperature, it is de- r * the -> salt salts ot magnesia n lour or merely be- come yellow; and .which, when heated, A powder, or a white uncrystalhza-- ble mass, which is ' (Scarcely dis-? melting) 60lveinit' > or volatiliz-] Are readily} ing. Treated dissolved in £■ Are in part decomposed,} and in part volatilized, with- £ f Meltsat50°Centig. (1220?_. Insoluble, or near- Fahr.) 5 Emktia ._, so in ether, and^ Melts only at a tempera-} Which, when heated I ture above 100° Centig. S-Solaria 1.(212° Fahr.) 5 They: They j s of acid, and have been little studied A white precipitate rAre not precipitated by hydrosulphuric acic -Are precipitated white by hydrosulphuric acid {Some arc soluble, others are not; the acetate is uncryjrtallizablej their solution is precipitated by the alkaline oxalates and tartrates-; the solution ot the nitrate, evaporated stov.lv, yields oleaginous drops, winch congeal which, being covered in it, but are converted, in a few days, into a group of prismatic crystals. The acetate readily crystallizes in silky needles; the nitrate has he same character as that ofcinchonia, which may serve as a mark by winch the salts of these two bases may be distinguishedfrom all her organic alkalies. The soluble salts of qumia arc precipi- tated by the alkaline oxalates and tartrates. { Little known. { Little known. i difficulty. L precipitated by oxalate of ammonia or tartaric acid, ^ like those ofyttria; and they yield with potassa a white precipitate | s .li.ibk ei an >:,■■ - ui'.i: ■. n .,., ..-, i :<::>■: ■'. m./c-.C s!.!r.,:, ;'.:,.,, Uhe salts of zirconia. which aredecompos- 1 by liydrosulphate* of potassa, and yield A black precipitate, The greater number are soluble, and are either of a green or red- dish-yellow colour. rota-,s;i produces wit]i I in. in a precipitate either white, green, or red, according as they are formed by the protoxide, deutoxide, or peroxide; but the precipitate assumes in all cases a reddish colour by the action of the air. They also form, with the in- of galls, a black or violet precipitate; with the phosphate of .:*„.„ and wit|j the benzoatc of ammonia, a yel Awhiteprecipitate; PreciP'ltate- J with an infusion of< galK yield An orange ?Bl8„,T„ The greater part do not dissolve A precipitate of a ( A yellowish-brow ii pre- ipitaie .A brown precipitate n water, except by the aid of an them in the form of a white precipitate with the chromates, and of metallic zinc, which precipitates s by po- f The greater number are soluble; their solution is either green I or blue- they produce a blue precipitate with potassa; a brown one I with galls, a light green one with arsenitc of potassa. Iron decom- poses them and precipitates the copper in the metallic state. f The greater number of those \\ bidi are soluble' are super-salts; I those formed by the protoxide are precipitated black by potassa; white by hydrochloric acid; and orange-red by the chromates. Those formed with the deutoxide produce ay el low precipitate with i potassa; a white one with by dro-tcrro-eyanate ot potassa, and are not precipitated by the hyclrochlorates. Copper precipitates the The greater number are insoluble; they form an olive precipi- itc with potassa; a yellow one w it b the phosphates, and a white ne with the hvdrochloratcs, and the h\ dro-ferro-eyanate of po- LSsa. Proto-sulpbate of iron, metallic copper, &c. precipitate the They are soluble i i orange precipitate ..A yellow or chocolate coloured precipitate idour it yellow; they produce a vhite or whitish-yellow with hy- ferro-cvauate of poia>sa; and a [nn'|>leone with a diluted solu- tion of proto-hydro. I derate aftin. t.alhc acid colours them green, and precipitate's tin gold in the form of a brownish powder. Potassa produces a white precipitate, soluble in an excess of the alkali; galls throw them down of a vellowish-white colour; iron and /im precipitate the metal iii the form of a black powder; water decomposes them unless they have a double base. The proto-salts ace slowly decomposed by the contact of the air; the hydrosulpbates precipitate them of a chocolate-brow n; those formed by the deutoxide are not altered by the air, and are thrown .low n of a yellow colour by the hydrosulpbates; they are all pre- cipitated of a white colour by potassa and hydro-ferro-cyanate of potassa, and of a red by cochineal. ve parts of water, and three or four of sub-carbo-^ =*-$

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