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<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">zhps</journal-id><journal-title-group><journal-title xml:lang="ru">Журнал прикладной спектроскопии</journal-title><trans-title-group xml:lang="en"><trans-title>Zhurnal Prikladnoii Spektroskopii</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">0514-7506</issn><publisher><publisher-name>B. I. Stepanov Institute of Physics of the National Academy of Sciences</publisher-name></publisher></journal-meta><article-meta><article-id custom-type="elpub" pub-id-type="custom">zhps-177</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>***</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>***</subject></subj-group></article-categories><title-group><article-title>БЫСТРОЕ ОПРЕДЕЛЕНИЕ МАЛЫХ ПРИМЕСЕЙ ПАЛЛАДИЯ В АКТИВНЫХ ФАРМАЦЕВТИЧЕСКИХ ИНГРЕДИЕНТАХ С ПОМОЩЬЮ МАГНИТНОЙ ТВЕРДОФАЗНОЙ ЭКСТРАКЦИИ И АТОМНО-АБСОРБЦИОННОЙ СПЕКТРОМЕТРИИ В ПЛАМЕНИ</article-title><trans-title-group xml:lang="en"><trans-title>RAPID DETERMINATION OF TRACE PALLADIUM IN ACTIVE PHARMACEUTICAL INGREDIENTS BY MAGNETIC SOLID-PHASE EXTRACTION AND FLAME ATOMIC ABSORPTION SPECTROMETRY</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Yin</surname><given-names>Q. H.</given-names></name><name name-style="western" xml:lang="en"><surname>Yin</surname><given-names>Q. H.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Zhu</surname><given-names>D. M.</given-names></name><name name-style="western" xml:lang="en"><surname>Zhu</surname><given-names>D. M.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Yang</surname><given-names>D. Z.</given-names></name><name name-style="western" xml:lang="en"><surname>Yang</surname><given-names>D. Z.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Hu</surname><given-names>Q. F.</given-names></name><name name-style="western" xml:lang="en"><surname>Hu</surname><given-names>Q. F.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-3"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Yang</surname><given-names>Y. L.</given-names></name><name name-style="western" xml:lang="en"><surname>Yang</surname><given-names>Y. L.</given-names></name></name-alternatives><email xlink:type="simple">ygs2013@yeah.net</email><xref ref-type="aff" rid="aff-2"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Куньминский научно-технологический университет; Куньминская фармацевтическая компания</institution></aff><aff xml:lang="en"><institution>Kunming Jida Pharmaceutical Co., Ltd</institution></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Куньминский научно-технологический университет</institution></aff><aff xml:lang="en"><institution>Kunming University of Science and Technology</institution></aff></aff-alternatives><aff-alternatives id="aff-3"><aff xml:lang="ru"><institution>Школа национальной медицины, Юньнанский национальный университет</institution></aff><aff xml:lang="en"><institution>School of Ethnic Medicine, Yunnan Nationalities University</institution></aff></aff-alternatives><pub-date pub-type="collection"><year>2017</year></pub-date><pub-date pub-type="epub"><day>10</day><month>03</month><year>2020</year></pub-date><volume>84</volume><issue>6</issue><elocation-id>1013(1)-1013(5)</elocation-id><permissions><copyright-statement>Copyright &amp;#x00A9; Yin Q.H., Zhu D.M., Yang D.Z., Hu Q.F., Yang Y.L., 2020</copyright-statement><copyright-year>2020</copyright-year><copyright-holder xml:lang="ru">Yin Q.H., Zhu D.M., Yang D.Z., Hu Q.F., Yang Y.L.</copyright-holder><copyright-holder xml:lang="en">Yin Q.H., Zhu D.M., Yang D.Z., Hu Q.F., Yang Y.L.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://zhps.ejournal.by/jour/article/view/177">https://zhps.ejournal.by/jour/article/view/177</self-uri><abstract><p>Cинтезированные глутаральдегидные сшитые магнитные хитозановые наночастицы использованы в качестве адсорбента для дисперсионной твердофазной экстракции палладия. Экстракция палладия из активных фармацевтических ингредиентов проводилась до его анализа методом атомно-абсорбционной спектрофотометрии в пламени. Для характеристики адсорбента использованы ИК-фурье-спектроскопия, рентгеновская дифракция и просвечивающая электронная микроскопия. Исследованы и оптимизированы различные экспериментальные параметры, такие как количество адсорбента, рН, время адсорбции, десорбционные растворы, сосуществующие ионы и возможность повторного использования адсорбента. В оптимизированных условиях достигнута хорошая линейность в диапазоне концентраций 5.0-500 мкг/л с коэффициентом корреляции 0.9989. Предел обнаружения 2.8 мкг/л, доля палладия, восстановленная из известных образцов, варьирует от 91.7 до 97.6%. Подтверждено, что глутаральдегидные магнитные хитозановые наночастицы являются перспективным адсорбирующим материалом для экстракции и предварительного концентрирования палладия в активных фармацевтических ингредиентах. </p></abstract><trans-abstract xml:lang="en"><p>Glutaraldehyde cross-linked magnetic chitosan nanoparticles were synthesized and used as an adsorbent for the dispersive solid-phase extraction of palladium in active pharmaceutical ingredients (APIs) prior to analysis by a flame atomic absorption spectrophotometer. FT-IR, X-ray diffraction, and TEM were used to characterize the adsorbent. Various parameters of experimental performance, such as adsorbent amount, pH, adsorption time, desorption solutions, coexisting ions, and adsorbent reusability, were investigated and optimized. Under the optimized conditions, good linearity was achieved in the 5.0-500 μg/L concentration range, with correlation coefficients of 0.9989. The limit of detection is 2.8 μg/L and the recoveries of spiked samples ranged from 91.7 to 97.6%. It was confirmed that the GMCNs nanocomposite was a promising adsorbing material for extraction and preconcentration of Pd in APIs. </p></trans-abstract><kwd-group xml:lang="ru"><kwd>магнитная твердофазная экстракция</kwd><kwd>палладий</kwd><kwd>атомно-абсорбционная спектрометрия в пламени</kwd><kwd>magnetic solid-phase extraction</kwd><kwd>palladium</kwd><kwd>flame atomic absorption spectrometry</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">J. Recho, R. J. G. Black, C. North, J. E. Ward, R. D. Wilkes, Org. Process Res. Dev., 18, 626-635 (2014).</mixed-citation><mixed-citation xml:lang="en">J. Recho, R. J. G. Black, C. North, J. E. Ward, R. D. Wilkes, Org. Process Res. 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