File:The Edinburgh new dispensatory - containing, I. the elements of pharmaceutical chemistry - II. The Materia Medica, or, An account of the different Substances employed in medicine - III. the (14780496351).jpg

Identifier: edinburghnewdisp1797lewi (find matches)
Title: The Edinburgh new dispensatory : containing, I. the elements of pharmaceutical chemistry : II. The Materia Medica, or, An account of the different Substances employed in medicine : III. the pharmaceutical preparations and medicinal compositions of the latest editions of the London and Edinburgh pharmacopoeias : with the addition of the most approved formulae, from the best foreign pharmacopoeias : the whole interspersed with practical cautions and observations, and enriched with the latest discoveries in natural history, chemistry, and medicine; with new tables of elective attractions, of antimony, of mercury, &c. : and several copperplates of the most convenient furnaces, and principal pharmaceutical instruments : being an improvement of the new dispensatory
Year: 1797 (1790s)
Authors: Lewis, William, 1708-1781 Rotheram, John, 1751-1804 Royal College of Physicians of London Royal College of Physicians of Edinburgh
Subjects: Lavoisier, Antoine Laurent, 1743-1794 Dispensatories Pharmacopoeias Dispensatories
Publisher: Edinburgh : Prined for William Creech, and sold in London by G.G and J. Robinson and T. Kay
Contributing Library: Francis A. Countway Library of Medicine
Digitizing Sponsor: Open Knowledge Commons and Harvard Medical School

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only 437^. The Troy drachm^6o; the Averdupois drachmfomewhat more than 27. Thefe differences in our weights have occafioned great confufion nThe praftice of pharmacy. As the druggifts and grocers fell b y theAverdupois weight, the Apothecaries have not in general kept anyweights adjufted to the Troy pound greater than two drachms, ufingAverdupois ounces. By this means it is apparent, that in all compoli-tions, where the ingredients are prefcribed, fome by pounds and othersby ounces, they are taken in a wrong proportion to each other; andthe fame happens where any are directed in leffer denominations thanthe ounce, as thefe fubdiviiions, ufed by the apothecaries, are made toa different ounce. The Edinburgh college have exprefsly adverted to the errors arifingfrom this promifcuous ufe of weights, and ftrongly recommend the uleof the Troy pound and ounce. Sets of thofe weights are made with ac-curacy and fold by Mr John Milne founder in the High-flreet, Edin-burgh. I Me a- LLATK.ni.Nrt.
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