Gelatin

(jel'-at-in). An albuminoid substance of jelly-like consistence, obtained by boiling skin, connective ti ue, and bones of animals in water. The glue of commerce is an impure variety. See Glue . G. Bath. See Bath . G., Blasting. See Blasting Gelatin . G. Capsules, capsules of gelatin designed for containing medicines of nauseating taste. G. Culture-medium, a jelly made by a solution of the best commercial food-gelatin in the proportion of 6, 8, or 10 parts to 100 of water, with I or 2 parts of dried peptones or glucose (the latter not to be used if the culture is to be made on slides) for increased nutritive value. Bicarbonate of soda is used to neutralize the acid reaction. This, in bacteriology, is simply known as Gelatin. G.-dynamite. See Blasting Gelatin . G., Liquid, a substance for fastening paper to gla , wood, or paper; its formula is: Gelatin or clear glue, Commercial acetic acid Water 95 per cent. Alcohol Glycerin, 75 to 100 grams 100 c.c. iooc.c. c. 15 to 30 c.c. Crush the glue and put it into a bottle with the acid; set in a warm place and shake occasionally. After three or more days add the other ingredients. G., Medicated, a soft basis consisting of gelatin 3, zinc ox'd glycerin 5, water 9 parts, to which antiseptic or other medicaments may be added. It is preferable to greasy ointments. All unof. G. Sugar. See Glycin .