Zobrazeno 1 - 10 of 53 pro vyhledávání: '"Khair E"'
1
Akademický článek
Simultaneous determination of two active components of pharmaceutical preparations by sequential injection method using heteropoly complexes
Autor: Mohammed Khair E. A. Al-Shwaiyat, Tatyana A. Denisenko, Sergey V. Zaruba, Andriy B. Vishnikin, Ludmila P. Tsiganok, Vasil Andruch, Yaroslav R. Bazel
Publikováno v: Vìsnik Dnìpropetrovsʹkogo Unìversitetu: Serìâ Hìmìâ, Vol 22, Iss 1, Pp 23-29 (2014)
New approach has been proposed for the simultaneous determination of two reducing agents based on the dependence of their reaction rate with 18-molybdo-2-phosphate heteropoly complex on pH. The method was automated using the manifold typical for the
Externí odkaz: https://doaj.org/article/106e91e4910b45bb931bfcb8e7a1184f
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2
Akademický článek
Sequential injection spectrophotometric determination of analgine in pharmaceutical formulations using 18-molybdo-2-phosphate heteropoly anion as chromogenic reagent
Autor: Mohammed Khair E. A. Al-Shwaiyat, Andriy B. Vishnikin, Ludmila P. Tsiganok, Ekaterina V. Kabashnaya, Svetlana A. Khmelovskaya, Vasil Andruch, Yaroslav R. Bazel, Hana Sklenářová, Petr Solich
Publikováno v: Vìsnik Dnìpropetrovsʹkogo Unìversitetu: Serìâ Hìmìâ, Vol 21, Iss 19, Pp 7-19 (2014)
Simple, sensitive and selective sequential injection analysis (SIA) method for the analgine determination has been developed on the basis of fast reaction between analgine and 18-molybdo-2-phosphate heteropoly anion (18-MPA). Under found optimal cond
Externí odkaz: https://doaj.org/article/4217a271f549413996e2cc879d58b7e7
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3
Simultaneous Kinetic Spectrophotometric Determination Of Ascorbic Acid And Cysteine With An Optical Probe By Mean Centering Of Ratio Kinetic Profiles Method
Autor: Ya.R. Bazel, Mohammed Khair E. A. Al-Shwaiyat, Yu.V. Miekh, Andriy B. Vishnikin, G.O. Petrushina
Publikováno v: Methods and Objects of Chemical Analysis. 14:163-170
A procedure for simultaneous kinetic analysis of a binary mixture of ascorbic acid (Asc) and cysteine (Cys) was developed using the method of mean centering of ratio kinetic profiles. The method is based on the difference in the rate of reactions of
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::32bbc27f47e9993e3e7d7bab62747f8d
https://doi.org/10.17721/moca.2019.163-170
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5
ОДНОВРЕМЕННОЕ КИНЕТИЧЕСКОЕ ОПРЕДЕЛЕНИЕ АСКОРБИНОВОЙ КИСЛОТЫ И АНАЛЬГИНА В ФАРМАЦЕВТИЧЕСКИХ ПРЕПАРАТАХ МЕТОДОМ МНОГОКРАТНЫХ ДОБАВОК H-POINT
Autor: Yuliia V. Miekh, Tatyana A. Denisenko, Mohammed Khair E. A. Al-Shwaiyat, Yaroslav Bazel, Andriy B. Vishnikin
Publikováno v: Vìsnik Dnìpropetrovsʹkogo Unìversitetu: Serìâ Hìmìâ, Vol 25, Iss 2, Pp 93-102 (2018)
Journal of Chemistry and Technologies; Том 25, № 2 (2017): Bulletin of Dnipropetrovsk University. Series Chemistry; 93-102
Journal of Chemistry and Technologies; Том 25, № 2 (2017): Вестник Днепропетровского университета. Серия химия; 93-102
Journal of Chemistry and Technologies; Том 25, № 2 (2017): Вісник Дніпропетровського університету. Серія хімія; 93-102
Journal of Chemistry and Technologies; Vol 25, No 2 (2017): Bulletin of Dnipropetrovsk University. Series Chemistry; 93-102
Journal of Chemistry and Technologies; Vol 25, No 2 (2017): Вестник Днепропетровского университета. Серия химия; 93-102
Journal of Chemistry and Technologies; Vol 25, No 2 (2017): Вісник Дніпропетровського університету. Серія хімія; 93-102
Предложен новый подход для одновременного кинетического определения аскорбиновой кислоты и анальгина методом стандартных добавок H-poin
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f5745176be522ca4f501fc1040e61f86
https://doi.org/10.15421/081713
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6
PROPERTIES OF MOLYBDOPHOSPHATE HETEROPOLYANIONS AND THEIR APPLICATION IN ELECTROCATALYSIS
Autor: Tatyana А. Denisenko, Ahmet M. Önal, Mohammed Khair E. A. Al-Shwaiyat, Andrii B. Vishnikin, Veronika V. Poltavets
Publikováno v: Vìsnik Dnìpropetrovsʹkogo Unìversitetu: Serìâ Hìmìâ, Vol 25, Iss 2, Pp 103-108 (2018)
Polyoxometallates (POMs) are increasingly used as electrocatalysts for the determination of several types of species. Dawson and Keggin-type heteropoly anions are preferentially used in industry as catalysts. Properties of Dawson-type molybdophosphat
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ba3cab1df6d43953012f31001fa46cbb
http://chemistry.dnu.dp.ua/article/view/081714
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7
Simultaneous determination of rutin and ascorbic acid in a sequential injection lab-at-valve system
Autor: Yuliia V. Miekh, Mohammed Khair E. A. Al-Shwaiyat, Yaroslav Bazel, Vasil Andruch, Tatyana A. Denisenko, Andriy B. Vishnikin
Publikováno v: Journal of Pharmaceutical and Biomedical Analysis. 149:179-184
A green, simple, accurate and highly sensitive sequential injection lab-at-valve procedure has been developed for the simultaneous determination of ascorbic acid (Asc) and rutin using 18-molybdo-2-phosphate Wells-Dawson heteropoly anion (18-MPA). The
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::89f7cce515b724f81d15be86d767b476
https://doi.org/10.1016/j.jpba.2017.11.006
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9
Dyspnea-12-Arabic: Testing of an instrument to measure breathlessness in Arabic patients with chronic obstructive pulmonary disease
Autor: Janelle Yorke, Ekhlas Al-Gamal, Mohammed Khair E. A. Al-Shwaiyat
Publikováno v: Heart & Lung. 43:244-248
Objective The aim of this study was to develop the Dyspnoea-12-Arabic (D-12-A) questionnaire and test its reliability and validity for the assessment of breathlessness in Arabic speaking patients with chronic obstructive pulmonary disease (COPD) in J
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::767c6969af352aa757ba79ecaec79ef1
https://doi.org/10.1016/j.hrtlng.2014.02.003
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10
Спектрофотометричне визначення анальгіну методом послідовного інжекційного аналізу в фармацевтичних препаратах з використанням як хромогенного реагенту 18-молібдо-2-фосфорного гетерополіаніону
Autor: Al-Shwaiyat, Mohammed Khair E. A., Vishnikin, Andriy B., Tsiganok, Ludmila P., Kabashnaya, Ekaterina V., Khmelovskaya, Svetlana A., Andruch, Vasil, Bazel, Yaroslav R., Sklenářová, Hana, Solich, Petr
Publikováno v: Vìsnik Dnìpropetrovsʹkogo Unìversitetu: Serìâ Hìmìâ, Vol 21, Iss 19, Pp 7-19 (2014)
Bulletin of Dnipropetrovsk University. Series Chemistry; Vol 21, No 19 (2013): Bulletin of Dnipropetrovsk University. Series Chemistry; 7-19
Вестник Днепропетровского университета. Серия химия; Vol 21, No 19 (2013): Bulletin of Dnipropetrovsk University. Series Chemistry; 7-19
Вісник Дніпропетровського університету. Серія хімія; Vol 21, No 19 (2013): Bulletin of Dnipropetrovsk University. Series Chemistry; 7-19
Simple, sensitive and selective sequential injection analysis (SIA) method for the analgine determination has been developed on the basis of fast reaction between analgine and 18-molybdo-2-phosphate heteropoly anion (18-MPA). Under found optimal cond
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::70e739f37038fbddc3100d2934716675
http://chemistry.dnu.dp.ua/article/view/21705
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