ammonium bromide


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ammonium bromide

[ə′mōn·yəm ′brō‚mīd]
(inorganic chemistry)
NH4Br An ammonium halide that crystallizes in the cubic system; made by the reaction of ammonia with hydrobromic acid or bromine; used in photography and for pharmaceutical preparations (sedatives).
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02 g of tetra propyl ammonium bromide (TPABr) was then added as templating agent in NaOH solution with continuous stirring.
Examples of adjuvants used with variety of vaccines include Montanide incomplete Seppic adjuvant (ISA) series, ISA 70 VG (ISA 70) and ISA 71 VG (ISA 71), and Quil A, cholesterol, dimethyl dioctadecyl ammonium bromide, and Carbopol (QCDC) adjuvant complex, whereby the former is a water-in-oil emulsion and the latter is composed of Quil A, cholesterol, dimethyl dioctadecyl ammonium bromide (DDA), and Carbopol (Aucouturier et al.
To begin with the molecular characterization total DNA was extracted from leaves of infected as well as healthy trees using the Cetyl Trimethyl Ammonium Bromide (CTAB) method [6].
Genomic DNA of single chironomid midges was extracted using the Cetyl-Trimethyl Ammonium Bromide (CTAB) method, the Proteinase K method and the Chelex-100 method, respectively.
The effect of surfactants; cetyltrimethyl ammonium bromide (CTAB), cetylpyridinium chloride (CPC), Tween-80 (TW-80) and TritonX-100 (TX-100), of 0.
The cross-linking of BUR with nitrogen nucleophiles involves alkylation by allylic bromide, followed by deprotonation of the resulting ammonium bromide sail to give an allylic amine intermediate (Scheme 1; R(1)=H).
Modified silica can be obtained by using cationic surfactants (hexadecyl trimethyl ammonium bromide and tetraethylammonium bromide).
1% solution of hexade-cyltrimethyl ammonium bromide as the positive control.
Starks (1971), Herriott and Picker (1974) used different quaternary ammonium salts like Aliquat 336, benzyl triethylammoniumchloride, tetrabutylammonium bromide, and cetyl trimethyl ammonium bromide to extract permanganate ion from aqueous solution for oxidation reactions.
Tensilon (3 hydroxy-phenyl dimethyl ethyl ammonium bromide, or edrophonium) was selected from a group of compounds as the one possessing the greatest anticholinergic activity and the least muscarinic effect.
microbiological control chemistries (such as ammonium bromide technology) that allow mills to reduce water consumption via increased process stream recycling.
Starting materials of lanthanum oxide and excess of ammonium bromide are made to react at 250[degrees]C to form a lanthanum bromide complex.