A key to organic materia medica, Tema 2941878 |
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Términos y frases comunes
20 fluid ounces 60 grains alkalies alkaloid Aloes ammonia Asafoetida astringent balsam bark bitter Boiling Distilled Water Botanical Source Botanical Source.-The brown bruised calyx camphor cent Chemistry chloroform Cinchona coarse powder colour colourless Composita contains corolla covered vessel crystallises Description dilute dissolved Distilled Water Dose DOSE-I drachm dried Emplastrum evaporated extract Extractum ferric chloride filter flowers fluid drachm fluid ounces Macerate fruit gallic acid heat herb hilum hydrate hydrochloric acid inch long inflorescence Infusum insoluble juice leaves Macerate 48 hours minims mucilage nitric acid odour OLEUM ounce I fluid ounces I ounce ounces Macerate 48 pale percolate Pilula pint plant plumbic potassium precipitate Proof Spirit Pulvis quinine Rectified Spirit residue resin Rhei rhizome Rhubarb root salts Scammony seeds soluble soluble in alcohol soluble in ether soluble in water solution stamens starch strychnia sugar sulphate sulphuric acid tannic acid Tinct Tinctura turpentine Unguentum volatile oil yellow yields
Pasajes populares
Página 446 - A light yellowish-brown powder, having a faint but not disagreeable odour, and a slightly saline taste, without any indication of putrescence. Very little soluble in water or spirit. Two grains of it, with an ounce of distilled water, to which five minims of hydrochloric acid have been added, form a mixture in which 100 grains of hard-boiled white of egg, in thin shavings, will dissolve on their being digested together for about four hours at a temperature of 98° F.
Página 338 - To prepare tannic acid, expose powdered galls to a damp atmosphere for two or three days, and afterwards add sufficient ether to form a soft paste. Let this stand in a well-closed vessel for twenty-four hours-; then, having quickly enveloped it in a linen cloth, submit it to strong pressure in a suitable press, so as to separate the liquid portion.
Página 5 - ... alcohol has been dissipated. Mix the residual extract thoroughly with twice its weight of boiling distilled water, and when it has cooled to the temperature of the atmosphere, filter through paper. To the filtered liquid add solution of ammonia in slight excess, and heat them gently over a water-bath.
Página 7 - It melts with heat, and burns with a smoky flame, leaving no residue when burned with free access of air. When rubbed on the skin, it causes a tingling sensation, followed by prolonged numbness.
Página 446 - ... having been cut open and laid on a board with the inner surface upwards, any adhering portions of food, dirt, or other impurity are to be removed, and the exposed surface slightly washed with cold water; the cleansed mucous membrane is then to be scraped with a blunt knife or other suitable instrument, and the viscid pulp thus obtained Is to be immediately spread over the surface of glass or glazed earthenware, and quickly dried at a temperature not exceeding 100° F.
Página 339 - ... so as to separate the liquid portion. Reduce the pressed cake to powder, mix it with sufficient ether, to which one-sixteenth of its bulk of water has been added, to form again a soft paste, and press this as before. Mix the expressed liquids. and expose the mixture to spontaneous evaporation until, by the aid subsequently of a little heat, it has acquired the consistence of a soft extract ; then place it on earthen plates or dishes, and dry it in a hot-air chamber at a temperature not exceeding...
Página 5 - ... of the percolator, and allow it slowly to percolate through. Distil off the greater part of the spirit from the tincture, and evaporate the remainder over a water-bath until the whole of the alcohol has been dissipated. Mix the residual extract with five...
Página 388 - ... on a table with a sheet of paper. Grind the seeds in a coffee-mill, and form them into a thick paste with rectified spirit. Pack this firmly in a percolator, and pass rectified spirit through it till the spirit ceases to be coloured. Concentrate the spirituous solution by distillation, so long as no deposit forms, and pour the residue, while hot, into twelve times its volume of cold distilled water. Filter through calico, and wash the residue on the filter with distilled water, till the fluid...
Página 263 - Macerate the scammony root with sixteen fluid ounces of the spirit in a covered vessel, at a gentle heat" for twenty-four hours ; then transfer to a percolator, and, when the tincture ceases to pass, pour into the percolator successive portions of spirit until the root is exhausted.
Página 38 - It ought to weigh at least from 6 to 8 grains. In addition to this official process several others have been proposed, but none without a drawback of some kind. The following is good, if carefully performed : — Take 100 grains of opium, previously dried at 212° F., rub it intimately with three times its weight of coarsely-powdered pumice-stone, and percolate with boiling ether to remove narcotine, colouring matter, and wax.