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Ammonium   /əmˈoʊniəm/   Listen
Ammonium

noun
1.
The ion NH4 derived from ammonia; behaves in many respects like an alkali metal ion.  Synonym: ammonium ion.



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"Ammonium" Quotes from Famous Books



... potash from France and Germany, and our own far western states; cottonseed meal from the South, tankage and dried blood from the slaughter houses of Chicago and Omaha, Tennessee or Florida phosphates, and acid phosphate, ammonium sulfate from the coke ovens of Pennsylvania, Thomas slag from England, in short, all sorts of commercial materials from near and remote sources, for study and use ...
— Northern Nut Growers Association Report of the Proceedings at the Fourteenth Annual Meeting • Various

... possessors, who, whether disliking the curse or anticipating trouble from possible buyers, thought it well to erase name, and curse, and all. They seldom did it so thoroughly that the surface of the vellum does not betray where it was, and it can be revived by the dabbing (not painting) upon it of ammonium bisulphide, which, unlike the old-fashioned galls, does not stain the page. Dabbed on the surface with a soft paint-brush, and dried off at once with clean blotting paper, it makes the old record leap to light, sometimes with astonishing clearness, sometimes slowly, so that the letters cannot ...
— The Wanderings and Homes of Manuscripts - Helps for Students of History, No. 17. • M. R. James

... common positive radical is NH4, ammonium, as in NH4Cl. It always deports itself as a metal. The commonest radical is the negative OH, called hydroxyl, from hydrogen- oxygen. Take away H from the symbol of water, H-O-H, and hydroxyl —(OH) with one free bond is left. If an element takes the place of H, i.e. unites ...
— An Introduction to Chemical Science • R.P. Williams

... well-ventilated box, and the bowels kept in a soft condition by enemas, etc. Violent purgatives should not be used. The body should be kept warm by blanketing. In the early stages a draft composed as follows should be given three times daily: Extract of belladonna, 2 drams; solution of acetate of ammonium, 4 fluid ounces; water, one-half pint. In the later stage of the disease the following formula may be substituted and given twice daily: Carbonate of ammonium, 3 drams; liquor hydrochlorate of strychnin, 2 fluid drams; spirits of nitrous ether, 1 ...
— Special Report on Diseases of Cattle • U.S. Department of Agriculture



Words linked to "Ammonium" :   ammonia, ammonify, ammonium chloride



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