hartshorn

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harts·horn

(harts'hōrn), Avoid the mispronunciation hart'shorn.
A mixture of ammonium bicarbonate and ammonium carbamate obtained from ammonium sulfate and calcium carbonate by sublimation; formerly used as an expectorant and in smelling salts; so called because originally obtained from deer antlers.

hartshorn

(härts′hôrn′)
n.
1. The antler of a hart, formerly used as a source of ammonia and in smelling salts.
2. See ammonium carbonate.
References in periodicals archive ?
Caption: Figure 1: Comparison of extraction yields for raw and roasted peanut and hazelnut samples provided by different buffer compositions: PBS (10 mM phosphate buffer saline pH 7.4 + NaCl 0.15 M), Tris-Cl (20 mM Tris-Cl, pH 8.2), urea-TBS (7 M urea + 50 mM Tris-Cl, 150 mM NaCl pH 8 + 25 mM IAA); ammonium bicarbonate (0.1 M ammonium bicarbonate + NaCl 0.15 M).
In the experiments, two different concentrations of ammonium bicarbonate (mg [L.sup.-1]) 0, 50, 100, 150 and of urea (mg [L.sup.-1]) were used, respectively.
Flies of both species and sexes responded in a dose dependent manner to ammonium bicarbonate, putrescine, and the combined presentation of ammonium bicarbonate with putrescine (Figs.
''The analysis showed that only the raising agent, ammonium bicarbonate, was found to contain a high melamine level,'' Liow was quoted as saying.
At Wal-Mart, some of the store brand products are simultaneously responsive and misleading: Wal-Mart's Great Value 100-Calorie Packs of Mini Striped Shortbread Cookies sound and look like a good-for-kids value but they have an ingredients list that would scare away any parent with the time and determination to read it (in addition to HFCS, the ingredients include "partially hydrogenated palm kernel oil, cocoa processed with alkali, sorbitan tristearate, artificial colors, sodium bicarbonate, ammonium bicarbonate, etc.")
Ammonium carbonate, also known as ammonium bicarbonate or baking ammonia, is not as widely used as baking soda or baking powder.
Volatile buffers and additives such as ammonium bicarbonate and ammonium hydroxide are commonly used in high pH mobile phases, but their upper buffering capacity is pH 11.
This is followed by 60 seconds of reaction rinse, an ammonium bicarbonate solution with a pH of 7.
STRAWBERRY version has 30 ingredients, including 15 additives: carrageenan, dipotassium phosphate, potassium chloride, adipic acid, cream of tartar, carboxymethylcellulose, flavourings, sodium saccharin, annatto, betanin, propylene glycol monostearate, soya lecithin, beta carotene, ammonium bicarbonate, cochineal.Nestle Fab