A companion to the British pharmacopœia

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Pagina 231 - Macerate the ergot for forty-eight hours in fifteen fluid ounces of the spirit, in a closed vessel, agitating occasionally ; then transfer to a percolator, and, when the fluid ceases to pass, continue the percolation with the remaining five ounces of spirit.
Pagina xli - Acid be put into a small flask with a few pieces of Granulated Zinc, and while the effervescence continues, a slip of bibulous paper wetted with Solution of Subacetate of Lead be suspended in the upper part of the flask above the liquid for about five minutes, the paper will not become discoloured...
Pagina 337 - ... being the volume of a grain of Distilled Water. According to the metrical system, the quantities of the substances to be tested are expressed in grammes by weight, whilst the quantities of the test solutions employed in testing are expressed in cubic centimetres, — the cubic centimetre being the volume of a gramme of Distilled Water. As the cubic...
Pagina 65 - Mix the nitric acid with three ounces of distilled water, and add the bismuth in successive portions. When effervescence has ceased, apply for ten minutes a heat approaching that of ebullition, and afterwards decant the solution from any insoluble matter that may be present.
Pagina 179 - The aqueous solution strikes a deep blue colour with starch. It sublimes without leaving any residue, and the portion that first comes over does not include any slender colourless prisms emitting a pungent odour.
Pagina 160 - ... solution has been effected. Then add the carbonate of lead, previously mixed with the remainder of the chloroform, and having several times shaken the whole together, set the mixture aside, and let it remain at rest until the insoluble matter has subsided. Lastly, decant the clear liquid, and keep it in a well-stoppered bottle.
Pagina 73 - Ten grains, mixed with thirty grains of iodide of potassium, and dissolved in four fluid ounces of water, produce, when acidulated with two fluid drachms of hydrochloric acid, a reddish solution, which requires for the discharge of its colour at least 850...
Pagina 303 - Sulphurous and Sulphuric Acids. Solution of Ammonia, agitated with it and filtered, does not on evaporation leave any residue— indicating the absence of Sulphide of Arsenic.
Pagina xli - Silver, which is soluble in Ammonia and in diluted Nitric Acid. Evaporated, it leaves a residue which melts at a low red heat, and upon cooling exhibits a glassy appearance.
Pagina 81 - Dr. Clendinning used it largely, and his opinion is as follows : — "It acts as a soporific or hypnotic in conciliating sleep; as an anodyne in lulling irritation ; as an antispasmodic in checking cough and cramp ; as a nervine stimulant in removing languor and anxiety, and raising the pulse and spirits without any drawback or deduction on account of indirect or incidental inconveniences, producing tranquil sleep without causing constipation, nausea, or other effect or sign of indigestion, without...

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