. An introduction to practical pharmacy [microform] : designed as a textbook for the student and as a guide to the physician and pharmaceutist : with many formulas and prescriptions . en in the case of astringent infusions to avoid theuse of a defective tin or an iron vessel. Maceration consists inpouring the liquid upon the medicinal substance previouslybruised or coarsely powdered, and allowing it to stand for a greateror less period of time, according to circumstances. The longest period directed in the Pharmaco-poeia for infusions is twenty-fourhours, as in the case of infusionof wild cher
. An introduction to practical pharmacy [microform] : designed as a textbook for the student and as a guide to the physician and pharmaceutist : with many formulas and prescriptions . en in the case of astringent infusions to avoid theuse of a defective tin or an iron vessel. Maceration consists inpouring the liquid upon the medicinal substance previouslybruised or coarsely powdered, and allowing it to stand for a greateror less period of time, according to circumstances. The longest period directed in the Pharmaco-poeia for infusions is twenty-fourhours, as in the case of infusionof wild cherry; the shortest, tenminutes, as in the case of infusionof chamomile. In preparing tinc-tures, wines, vinegars, &c, seven orfourteen days are generally pre-scribed. Infusions are best prepared in avessel made for the purpose, figuredin the drawing, called Alsops Infu-sion Mug, which contains a perfo-rated diaphragm b, near the top, onwhich the substance to be maceratedis placed, and the liquid introducedso as barely to cover this, reaching,perhaps, to the line e ; a circulationis thus induced and continued inSection of Alsops infusion mug. the liquid by which the least im-. MACERATION, DIGESTION, AND INFUSION. 93 pregnated portions are brought constantly in contact with the drag,and the most completely saturated portion, by its greater specificgravity, sinks to the bottom. Squires Infusion Pot is an improvement on Alsops; it is a veryneat pharmaceutical implement adapted to making the galenicalliquid preparations generally. In Fig. 103, we have a section, B andD, being two cup-shaped perforated diaphragms, either of which may Fig. 103.
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Keywords: ., bookcentury1800, bookdecade1850, booksubjectpharmacy, bookyear185
