Volume 2

A system of materia medica and pharmacy : including translations of the Edinburgh, London, and Dublin pharmacopoeias, in two volumes / by John Murray.

  • Murray, J. (John), -1820.
Date:
1813
Catalogue details

Licence: Public Domain Mark

Credit: A system of materia medica and pharmacy : including translations of the Edinburgh, London, and Dublin pharmacopoeias, in two volumes / by John Murray. Source: Wellcome Collection.

Provider: This material has been provided by King’s College London. The original may be consulted at King’s College London.

    22/514 (page 10)
    Adeps suiLLUS PR2EPARATUS. Prepared Hogs Lard. Dub. Let fresh lard, cut into small pieces, be melted by a gentle heat, and strained by pressing it through a cloth. Lard, which is prepared by those who sell it, and which is preserved with salt, is to be melted with twice its weight of boiling water, the mixture being well stirred. It is then to be set aside to cool, and the lard is to be separated. Sevum prjEparatum. Prepared Suet. Lend. Cut suet into pieces ; then press it, melted by a gentle heat through linen. The design of these processes is to free the fat from the membranous fibres intermixed with it-, but as it is gene- rally prepared before it is brought to the shops, the Edin. burgh College have omitted the directions they formerly gave. If the heat be raised too high, the fat acquires a brown colour and empyreumatic smell; ,it is therefore usu- ally melted with a little water, by which this is prevented. Cera flava purificata. Purified Yellow Wax. Dub Take of yellow wax any quantity, melt it with a moderate heat; take off the scum, and after allowing it to settle, pour it pff from the impurities. Cornuustum. Burnt Horn. Lond. Burn pieces of horn in an open fire, until they become per- fectly white; then rub them to powder, and prepare them in the same manner that chalk is prepared. PuLv:s coRNU cBRViKi usTi. Powder of Burnt Hartshorn. Tm n pieces of hartshorn, until they become perfectly white, ' then reduce them to a fine powder. Horn appears to consist chiefly of indurated albumen v.ith a portion of gelatin; tlic quantity of phosphate ol