A Treatise on Pharmacy for Students and PharmacistsLea, 1906 - 834 pages |
From inside the book
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Page 73
... cent . ( by volume ) alcohol to 65 per cent .: 64 × 93 5952 , and 5952 ÷ 65 = 91.57 . Enough water must be added to the 4 pints of alcohol to yield , after contraction has ceased , 91.57 fluidounces . Reduce 2 pounds of hydrochloric ...
... cent . ( by volume ) alcohol to 65 per cent .: 64 × 93 5952 , and 5952 ÷ 65 = 91.57 . Enough water must be added to the 4 pints of alcohol to yield , after contraction has ceased , 91.57 fluidounces . Reduce 2 pounds of hydrochloric ...
Page 74
... cent . ( by volume ) alcohol from alcohol of 94 per cent . ( by volume ) : 128 × 60 7680 , and 768094-81.7 . Answer : 81.7 fluidounces of the stronger alcohol must be mixed with sufficient water to yield , after contraction has ceased ...
... cent . ( by volume ) alcohol from alcohol of 94 per cent . ( by volume ) : 128 × 60 7680 , and 768094-81.7 . Answer : 81.7 fluidounces of the stronger alcohol must be mixed with sufficient water to yield , after contraction has ceased ...
Page 75
... cent . solution and 18 parts each of the 7 , 8 , and 9 per cent . solutions .. Proof . 18 X 7 = 126 7 18 18 10 18 X 8 = 144 9 18 18 X 9 = 162 28 3 + 2 + 1 = 6 6 X 28168 60 ) 600 10 When the number of simples is uneven , but greater than ...
... cent . solution and 18 parts each of the 7 , 8 , and 9 per cent . solutions .. Proof . 18 X 7 = 126 7 18 18 10 18 X 8 = 144 9 18 18 X 9 = 162 28 3 + 2 + 1 = 6 6 X 28168 60 ) 600 10 When the number of simples is uneven , but greater than ...
Page 76
... cent . and 15 per cent . opium , 14.706 Gm . of 12 - per cent . opium , 58.824 Gm . of 16 per cent . opium , and 73.530 Gm . of 17 per cent . opium . As undesirable fractions are liable to arise in alligation , and inte- gral numbers ...
... cent . and 15 per cent . opium , 14.706 Gm . of 12 - per cent . opium , 58.824 Gm . of 16 per cent . opium , and 73.530 Gm . of 17 per cent . opium . As undesirable fractions are liable to arise in alligation , and inte- gral numbers ...
Page 77
... cent . , 25 of the 10 per cent . , 55 of the 12 per cent . , 50 of the 15 per cent . , 40 of the 16 per cent . , and 60 of the 17 per cent . - total , 250 grammes . Proof : 20 at 9 per cent . 1.8 25 " 10 66 2.5 55 " 12 6.6 50 " 15 7.5 ...
... cent . , 25 of the 10 per cent . , 55 of the 12 per cent . , 50 of the 15 per cent . , 40 of the 16 per cent . , and 60 of the 17 per cent . - total , 250 grammes . Proof : 20 at 9 per cent . 1.8 25 " 10 66 2.5 55 " 12 6.6 50 " 15 7.5 ...
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Common terms and phrases
acacia acetic acid added alkali alkaloids ammonia ammonia water ammonium aqueous solution assay bicarbonate bismuth boiling bottles bromide calcium camphor cent chemical chloride chloroform color compound condenser containing cool crystals decomposition dioxide dissolved distilled water dried drug emulsion ether evaporation extract ferric ferrous filter filtrate flask fluid fluidextract fluidounce gelatin glass glycerin grains H₂O heat hence hydrochloric acid insoluble iodide iodine iron known latter liquid mass menstruum mercuric metallic mixed mixture morphine mucilage neutral nitrate nitric acid obtained odor ointment opium oxide percolator pharmacists Pharmacopoeia requires phosphate pills potassium carbonate potassium hydroxide potassium iodide powder precipitated preparation present pure purified quinine reaction readily residue resin salicylate salt separator sodium carbonate sodium hydroxide solu soluble solvent specific gravity starch substances sugar sulphate sulphuric acid syrup temperature tincture tion triturated tube volatile oils volume washed water of crystallization water-bath weight yield zinc
Popular passages
Page 68 - ... the ratio of the ovendry weight of a sample to the weight of a volume of water equal to the volume of the sample at some specific moisture content, as green, air-dry, or ovendry.
Page 133 - ... cylindrical or only slightly tapering percolator may be used for drugs which are not liable to swell, and when the menstruum is strongly alcoholic, or when ether or some other volatile liquid is used for extraction. The size of the percolator selected should be in proportion to the quantity of drug extracted. When properly packed in the percolator, the drug should not occupy more than two-thirds of its height. The percolator is best constructed of glass or stoneware, but, unless otherwise directed,...
Page 28 - The system is built on a foundation of seven basic units, and all other units are derived from them. (Use of metric weights and measures was legalized in the United States in 1866, and our customary units of weights and measures are defined in terms of the meter and kilogram.) Length. Meter.
Page 779 - Remove the stopper carefully, and, should any crystals adhere to it, brush them into the flask. Place in a small funnel two rapidly acting filters, of a diameter of 7 Cm., plainly folded, one within the other (the triple fold of the inner filter being laid against the single side of the outer filter), wet them well with ether, and decant the ethereal solution as completely as possible upon the inner filter. Add 10 Cc. of ether to the contents of the flask, rotate it, and again decant the ethereal...
Page 235 - An ordinary infusion, the strength of which is not directed by the physician nor specified by the Pharmacopoeia, shall be prepared by the following formula : Take of the substance, coarsely •comminuted, 50 Gm.
Page 439 - Glycerin, or if a miscible liquid, with a little Water, and add sufficient Glycerin to make the weight of the mixture one-half that of the finished mass. Then thoroughly incorporate it with an equal weight of melted Glycerinated Gelatin, and pour it at once into suitable moulds which have been greased with a small quantity of petrolatum.
Page 143 - Squibb, who. was the author of the process, defined it to be "the successive application of the same percolating menstruum to fresh portions of the substance to be percolated." His suggestion was based upon the observation that a weak solution of the constituents of a drug is a better solvent for the soluble active principles of that drug than fresh menstruum. The following example will serve to illustrate the process of repercolation : 1000 Gm.
Page 140 - ... throughout the text is understood to mean a rate of flow corresponding to this ; it is evident that the proper rate of flow should vary with the quantity and character of the drug employed and the density of the menstruum. Maceration. — Percolation is not suitable for exhausting some drugs, and the process of maceration is employed for some of the tinctures (Aloes, Asafetida, Sweet Orange Peel, Tolu, etc.).
Page 778 - ... minutes, and return the whole to the filter. When the liquid has drained off, wash the residue, as before, until the second filtrate measures 150 cc, and finally collect about 20 cc more of a third filtrate. Evaporate...
Page 686 - Pharmacopoeia to contain not less than 85 per cent, of benzaldehyde and not less than 2 per cent, nor more than 4 per cent, of hydrocyanic acid.