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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">vestich</journal-id><journal-title-group><journal-title xml:lang="ru">Известия Национальной академии наук Беларуси. Серия химических наук</journal-title><trans-title-group xml:lang="en"><trans-title>Proceedings of the National Academy of Sciences of Belarus, Chemical Series</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1561-8331</issn><issn pub-type="epub">2524-2342</issn><publisher><publisher-name>The Republican Unitary Enterprise Publishing House "Belaruskaya Navuka"</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.29235/1561-8331-2023-59-4-295-301</article-id><article-id custom-type="elpub" pub-id-type="custom">vestich-847</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>АНАЛИТИЧЕСКАЯ ХИМИЯ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>ANALYTICAL CHEMISTRY</subject></subj-group></article-categories><title-group><article-title>Определение компонентного состава эфирных масел лаванды Lavandula spp.</article-title><trans-title-group xml:lang="en"><trans-title>Determination of component composition of lavender es- sential oils Lavandula spp.</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>Бочко</surname><given-names>Т. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Bochko</surname><given-names>T. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Бочко Татьяна Николаевна – кандидат химических наук, доцент</p><p>ул. П. Бровки, 15, 220072, Минск</p></bio><bio xml:lang="en"><p>Bochko Tatsiana M. – Ph. D. (Chemistry), Associate professor</p><p>15, Р. Brovka Str., 220072, Minsk</p></bio><email xlink:type="simple">tatiana-susliako@mail.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>Дубовик</surname><given-names>Ю. П.</given-names></name><name name-style="western" xml:lang="en"><surname>Dubovik</surname><given-names>Ju. P.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Дубовик Юлия Петровна – инженер</p><p>ул. П. Бровки, 15, 220072, Минск</p></bio><bio xml:lang="en"><p>Dubovik Julia P. – Engineer</p><p>15, Р. Brovka Str., 220072, Minsk</p></bio><email xlink:type="simple">juliadvk3@gmail.com</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>Савельева</surname><given-names>Ю. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Savelieva</surname><given-names>Iu. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Савельева Юлия Александровна – сотрудник</p><p>пр-т Машерова, 25, 220002, Минск</p></bio><bio xml:lang="en"><p>Savelieva Iulia A. – Employee </p><p>25, Masherova Ave., 220002, Minsk</p></bio><xref ref-type="aff" rid="aff-2"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Институт тепло- и массообмена имени А. В. Лыкова Национальной академии наук Беларуси</institution></aff><aff xml:lang="en"><institution>A. V. Luikov Heat and Mass Transfer Institute of the National Academy of Sciences of Belarus</institution></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>ОАО «АромаЛаб»</institution></aff><aff xml:lang="en"><institution>AromaLab JSC</institution></aff></aff-alternatives><pub-date pub-type="collection"><year>2023</year></pub-date><pub-date pub-type="epub"><day>02</day><month>12</month><year>2023</year></pub-date><volume>59</volume><issue>4</issue><fpage>295</fpage><lpage>301</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Бочко Т.Н., Дубовик Ю.П., Савельева Ю.А., 2023</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="ru">Бочко Т.Н., Дубовик Ю.П., Савельева Ю.А.</copyright-holder><copyright-holder xml:lang="en">Bochko T.N., Dubovik J.P., Savelieva I.A.</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://vestichem.belnauka.by/jour/article/view/847">https://vestichem.belnauka.by/jour/article/view/847</self-uri><abstract><p>Приводятся результаты определения компонентного состава и выявления веществ искусственного происхождения образцов эфирного масла лаванды Lavandula spp. методом газовой хромато-масс-спектрометрии и рефрактометрии. Осуществлен анализ биологически активных веществ в эфирных маслах лаванды, проведен скрининг выделенных компонентов масел на предел допустимых концентраций и их химической природы согласно ГОСТ, определены показатели преломления.</p></abstract><trans-abstract xml:lang="en"><p>The paper presents the results of determining the component composition and identifying substances of artificial origin in the samples of lavender essential oil Lavandula spp. by gas chromatography-mass spectrometry and refractometry. The analysis of biologically active substances in lavender essential oils was carried out, the isolated components of the oils were screened for the limit of permissible concentrations and their chemical nature according to GOST, the refractive indices were determined.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>lэфирное масло лаванды</kwd><kwd>вещества искусственного происхождения</kwd><kwd>хроматография</kwd></kwd-group><kwd-group xml:lang="en"><kwd>lavender essential oil</kwd><kwd>substances of artificial origin</kwd><kwd>chromatography</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">Эфирные масла: методы определения подлинности и выявления фальсификации / И. В. Лапко [и др.] // Аналитика и контроль. – 2019. – Т. 23, № 4. – С. 445–475. https://doi.org/10.15826/analitika.2019.23.4.010</mixed-citation><mixed-citation xml:lang="en">Lapko I. V., Aksenova Yu. 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