The new dispensatory: containing, I. The elements of pharmacy. II. The materia medica ... III. The preparations and compositions of the new London and Edinburgh pharmacopoeias / [William Lewis].

  • Lewis, William, 1708-1781
Date:
1785
Catalogue details

Licence: Public Domain Mark

Credit: The new dispensatory: containing, I. The elements of pharmacy. II. The materia medica ... III. The preparations and compositions of the new London and Edinburgh pharmacopoeias / [William Lewis]. Source: Wellcome Collection.

    61/712 (page 41)
    1 Eight ounces of water diflolved O Of fixt alkaline Salt - - above Sal diureticus - Sugar-Candy, both brown and white Sugar of Milk - Effential Salt of Sorrel - Though water takes up only a certain quantity of one kind of fait, yet, when faturated with one, it will dill diffolve fome por- tion of another ; and, when it can bear no more of either of thefe, it will dill take up a third, without letting go any of the former. The principal experiments of this kind, that have been made, re- lative to pharmaceutic fubjedts, are exhibited in the following table, of which the two firft articles are from Grew, and the others from Eller. oz. dr. gr. 8 0 0 8 0 0 9 0 0 0 2 40 0 I 20 Water, 32 parts by weight. fully faturated with did'olved afterwards Nitre - Sal ammoniac 10 Common Salt - - Nitre 10 Sal ammoniac 2 Nitre - Fixt Alkali 7 Common Salt 2 Common Salt - Nitre, near 2 Fixt Alkali 2! Volatile alkali - Nitre 4 Sugar 2 Sal ammoniac - Common Salt 2? Soluble Tartar - Nitre 2 Vitriolated Tartar - Fixt Alkali 2 Glauber’s Salt T» Nitre 1 Sugar I Epforn Salt - Sugar 6 Borax - Fixt Alkali 2 In regard to the other clafs of bodies for which water is a men- O ftruura, viz. thofe of the gummy and gelatinous kind, there is no determinate point of faturation : the water unites readily with any proportions of them, forming with different quantities, liquors of different confidences. This fluid takes up likewife, when afiided by trituration, the vegetable gummy refins, as ammoniacum and myrrh ; the folutions of which, though imperfect, that is, not tranfparent, but turbid, and of a milky hue, are neverthelefs ap- plicable to valuable purpofes in medicine. It mingles with vinous fpirits, with acid and alkaline liquors, not with oils, but imbibes fome of the more fubtile parts of effential oils, fo as to become impregnated with their fmell and tade. Re&ified spirit of wine is the rr.enftruum of the effential oils, refins and camphor of vegetables ; of the pure diddled oils, and feveral