| ammonium | <chemistry> A compound radical, NH4, having the chemical relations of a strongly basic element like the alkali metals. See: Ammonia. Source: Websters Dictionary (01 Mar 1998) |
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| ammonium benzoate | C6H5COONH4;a stimulant, diuretic, urinary antiseptic, and antirheumatic. (05 Mar 2000) |
| ammonium bromide | A sedative. (05 Mar 2000) |
| ammonium carbonate | A cardiac and respiratory stimulant and carminative expectorant. (05 Mar 2000) |
| ammonium chloride | <chemical> Ammonium chloride, (nh4)cl. A systemic acidifying agent that has been used as a diuretic and an expectorant. Chemical name: Ammonium chloride ((NH4)Cl) (12 Dec 1998) |
| ammonium compounds | Inorganic and organic compounds that contain the hypothetical radical nh4. (12 Dec 1998) |
| ammonium ferric sulfate | An astringent and styptic. Synonym: ammonium ferric sulfate, ferric alum, iron alum. (05 Mar 2000) |
| ammonium ichthosulfonate | Sulfonated bitumen; ammonium sulfoichthyolate;a viscous fluid, reddish brown to brownish black in colour, with a strong, characteristic, empyreumatic odour, soluble in water and in glycerin; obtained by the destructive distillation of certain bituminous schists, sulfonating the distillate and neutralizing the product with ammonia. It is used in skin disorders; its beneficial effect is due to its mild irritant, stimulant, antiseptic, and analgesic action; has been used in 10 and 20 percent concentration in an ointment ("drawing salve"). Synonym: ammonium ichthosulfonate. (05 Mar 2000) |
| ammonium iodide | An expectorant. (05 Mar 2000) |
| ammonium mandelate | <chemical> Mandelic acid ammonium salt; a urinary antiseptic. (05 Mar 2000) |
| ammonium molybdate | <chemical> Used in electron microscopy as a negative stain, and as a reagent for alkaloids and other substances. (05 Mar 2000) |
| ammonium nitrate | <chemical> Used in making nitrous oxide gas, in freezing mixtures, matches, and fertilisers; also used in veterinary medicine. (05 Mar 2000) |
| ammonium sulfate | <chemical> Sulfuric acid diammonium salt. It is used in fractionation of proteins. Chemical name: Sulfuric acid diammonium salt (12 Dec 1998) |
| ammonium sulphate precipitation | <technique> In this technique, ammonium sulphate is used to make proteins precipitate out of a solution, the proteins are then collected by centrifugation. (09 Oct 1997) |
| bismuth ammonium citrate | Ammoniocitrate of bismuth; an intestinal astringent. (05 Mar 2000) |