Bleached Lac
An Illustrated Dictionary of Medicine, Biology and Allied Sciences · 1907 · p. 7
See Lac . Bleaching Powder, chlorinated lime, a mixture of calcium chlorid and calcium hypochlorite, containing free chlorin gas. It is much used as a disinfectant. Bleaching Fluid, eau de Javelle, a similar composition obtained by pa ing chlorin gas into an emulsion of calcium hydrate. The most important bleaching agents are the following: Bleaching Agents. Acids: Hydrochloric, Nitric, Sulphurous; Carbonate of Pota ium; its value depends upon the percentage of carbonate it contains; Caustic Soda, a coarse white powder; Chlorid of lime, a white powder with a ch'orinous odor; it is the most important of all; Hydrogen dioxid, a colorle , odorle liquid. It is called " Golden Hair-dye; " Permanganate of Pota ium; Soaps: Tallow, Rosin, and Olive Oil; Soda Ash; its value depends on the amount of it contains; Soda Crystals. In biology, the temporary aperture in certain embryos formed by the coalescence of the blastopore and neuropore. Blastophore (bias' -to-fbr). That part of a sperm-cell that does not become converted into spermatozoa.
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