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pro vyhledávání: '"Potassium tetraphenylborate"'
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Publikováno v:
Journal of colloid and interface science. 582
The removal of acetylene from ethylene is of vital significance in the petroleum and chemical industry, the presence of trace acetylene impurities in ethylene polymerization process could lead to the interruption of ethylene polymerization. Herein, w
Publikováno v:
IEEE Sensors Journal. 18:8510-8516
A solid-state planar reference electrode (SSPRE) was fabricated and evaluated using polymer membrane, comprising polyvinyl chloride-co-polyvinyl acetate, nitrophenyl octyl ether as plasticizer, and potassium tetraphenylborate as anion blocker, and wa
Publikováno v:
Analytica Chimica Acta, Vol. 1029 (2018) pp. 37-43
Potassium ion concentration can be successfully determined volumetrically by moving the titration from a homogeneous phase to a two phase solvent system. This is because potassium can be readily complexed in a selective and thermodynamically stable m
Publikováno v:
Journal of Power Sources. 246:531-539
Porous carbons have been prepared by a direct carbonization method, using sodium/potassium tetraphenylborate as carbon sources. It reveals that the carbonization temperature and tetraphenylborate species play crucial roles in determining the structur
Publikováno v:
RSC Adv.. 4:24067-24072
In this study, the calcium alginate–potassium tetraphenylborate (Ca(ALG)2–KB(C6H5)4) composite adsorbent was synthesized using potassium tetraphenylborate (KB(C6H5)4) as the adsorption-active component and calcium alginate (Ca(ALG)2) as the matri
Publikováno v:
Electroanalysis. 15:1415-1418
Alternating-current polarography of tetraphenylborate ion (TPB) in acetate buffer (pH 4 to 5) or 0.1 to 0.5 M NaCl produces a characteristic tensammetric (pseudocapacitive) peak at −0.95 V (vs. SCE). Within a limited range (till about 0.2 mM), the
Publikováno v:
Journal of Solution Chemistry. 32:77-83
Precise measurements of electrical conductances of solutions of tetraethylammonium bromide, tetrapropylammonium bromide, tetrapentylammonium bromide, tetrahexylammonium bromide, tetraheptylammonium bromide, tetraocytylammonium bromide, sodium tetraph
Autor:
Yoshihito Ohtsuka, Aya Sakaguchi, K. Yokota, Kazuhisa Komura, Masayoshi Yamamoto, Keiichi Sasaki
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 258:101-105
A simple analytical method was developed for the determination of cosmogenic 22Na radionuclide in fresh water samples by ultra low-background g-ray spectrometry after radiochemical separation. The method consists in pre-concentration of 22Na(Na) by a
Publikováno v:
Journal of Solution Chemistry. 32:85-91
The viscosities of solutions of tetrapropylammonium bromide (Pr4NBr), tetrabutylammonium bromide (Bu4NBr), tetrapentylammonium bromide (Pen4NBr), tetrahexylammonium bromide (Hex4NBr), tetraheptylammonium bromide (Hep4NBr), tetraoctylammonium bromide