. Chemistry: general, medical, and pharmaceutical, including the chemistry of the U. S. Pharmacopia. A manual on the general principles of the science, and their applications in medicine and pharmacy. Preparation of Chlorine. washed away. The water in the collecting-tube will now befound to smell of the gas, chlorine being, in fact, soluble inabout half its bulk of water. Chlorine-water is official* in * The Pharmacopoeia and all in it is official {office, Fr. from L. officium,an office). There are many things which in Pharmacy are officinal ( L. officina, a shop), bnt not official. To
. Chemistry: general, medical, and pharmaceutical, including the chemistry of the U. S. Pharmacopia. A manual on the general principles of the science, and their applications in medicine and pharmacy. Preparation of Chlorine. washed away. The water in the collecting-tube will now befound to smell of the gas, chlorine being, in fact, soluble inabout half its bulk of water. Chlorine-water is official* in * The Pharmacopoeia and all in it is official {office, Fr. from L. officium,an office). There are many things which in Pharmacy are officinal ( L. officina, a shop), bnt not official. To restrict the word officinalto the contents of a pharmacists shop, and to that portion of the contentswhich is pharmacopceial, is radically wrong, and should be avoided.—J. A., second edition, 1869. CHLORINE. 29 the British and United States Pharmacopoeias (Aqua Chlori,U. S. P.). Larger quantities may be made from the hydrochloric acid andblack manganese oxide (4 to 1) in a Florence flask fitted with adelivery-tube, the flask being supported over a flame by the ring ofa retort-stand or any similar mechanical contrivance (Fig. 11). Apiece of cardboard on the neck of the collecting-bottle, as i
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