. 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. Washing-bottle. Washing-flask. put together and the bottle nearly filled with water, air blown throughthe short tube by the lungs forces water out in a fine stream at thecapillary orifice. For a hot-water washing-flask (Fig. 24) the tubes and cork arefitted to a flask which may be heated. A strip of thin leather tiedround the neck will protect the fingers. Decantation.—Precipitates may also be wa
. 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. Washing-bottle. Washing-flask. put together and the bottle nearly filled with water, air blown throughthe short tube by the lungs forces water out in a fine stream at thecapillary orifice. For a hot-water washing-flask (Fig. 24) the tubes and cork arefitted to a flask which may be heated. A strip of thin leather tiedround the neck will protect the fingers. Decantation.—Precipitates may also be washed by allowing themto settle, pouring off the supernatant liquid (Fig. 25), agitating Fig. 25. Fig. 26. Fig. 27.
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