<?xml version="1.0" encoding="ISO-8859-1"?><article 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">
<front>
<journal-meta>
<journal-id>0188-6266</journal-id>
<journal-title><![CDATA[Acta universitaria]]></journal-title>
<abbrev-journal-title><![CDATA[Acta univ]]></abbrev-journal-title>
<issn>0188-6266</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Guanajuato, Dirección de Investigación y Posgrado]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0188-62662021000100138</article-id>
<article-id pub-id-type="doi">10.15174/au.2021.3188</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Extracto hidroalcohólico de cúrcuma (Curcuma longa L.) como indicador en titulación ácido base de alimentos]]></article-title>
<article-title xml:lang="en"><![CDATA[Hydroalcoholic extract of turmeric (Curcuma longa L.) as an indicator in acid-base titration of foods]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García-Elizalde]]></surname>
<given-names><![CDATA[Argelia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García-Elizalde]]></surname>
<given-names><![CDATA[Grecia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma de Tlaxcala Facultad de Ciencias de la Salud ]]></institution>
<addr-line><![CDATA[Zacatelco Tlax.]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Autónoma Metropolitana Departamento de Biotecnología, Ciencias Biológicas y de la Salud ]]></institution>
<addr-line><![CDATA[Iztapalapa ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2021</year>
</pub-date>
<volume>31</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0188-62662021000100138&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0188-62662021000100138&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0188-62662021000100138&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen La curcumina es un pigmento amarillo brillante presente en los rizomas de cúrcuma. Este pigmento es un ácido débil Brönsted-Lowry que vira de amarillo a rojo al cambiar el pH de ácido a básico. Se elaboró y evaluó un extracto hidroalcohólico de cúrcuma (EHC) como indicador de titulación de un ácido débil con una base fuerte frente a fenolftaleína. Los rizomas de cúrcuma se desinfectaron deshidrataron y maceraron en etanol-agua. Se titularon series de alícuotas de yogurt natural, refresco sabor limonada y jugo fresco de piña. Empleando EHC, los porcentajes de acidez mostraron repetibilidad. El estimado de acidez del yogurt utilizando EHC mostró elevada desviación estándar. La prueba de probabilidad exacta de Fisher (asumiendo p = 0.05) arrojó igualdad de medianas de acidez en refresco y jugo de piña, pero no para yogurt. En consecuencia, el EHC elaborado aporta estimaciones precisas de acidez y similares a las obtenidas con fenolftaleína para refresco sabor limonada y jugo fresco de piña.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Curcumin is a bright yellow pigment present in turmeric rhizomes. This pigment is a Brönsted-Lowry weak acid that changes from yellow to red when changing the pH from acidic to basic. A turmeric hydroalcoholic extract (EHC) was elaborated and evaluated as an acid-base titration indicator against phenolphthalein. Turmeric was disinfected, dehydrated, and macerated in an ethanol-water solution. Aliquots of natural yogurt, lemonade-flavored soft drink, and fresh pineapple juice were titrated. Employing EHC as an indicator, the acidity estimations exhibited repeatability. Elevated standard deviation existed in the acid yogurt estimations when using EHC. Fisher&#8217;s exact probability test (assuming a p = 0.05) showed that the acidity medians were statistically equal between EHC and phenolphthalein for lemonade soda and pineapple juice, but not for yogurt. Consequently, EHC provides accurate and similar estimates of acidity compared to those obtained with phenolphthalein for lemonade-flavored soft drinks and fresh pineapple juice.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Acidez]]></kwd>
<kwd lng="es"><![CDATA[alimento]]></kwd>
<kwd lng="es"><![CDATA[cúrcuma]]></kwd>
<kwd lng="es"><![CDATA[extracto]]></kwd>
<kwd lng="es"><![CDATA[indicador]]></kwd>
<kwd lng="en"><![CDATA[Acidity]]></kwd>
<kwd lng="en"><![CDATA[food]]></kwd>
<kwd lng="en"><![CDATA[turmeric]]></kwd>
<kwd lng="en"><![CDATA[extract]]></kwd>
<kwd lng="en"><![CDATA[indicator]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Aggarwal]]></surname>
<given-names><![CDATA[B. B.]]></given-names>
</name>
<name>
<surname><![CDATA[Bhatt]]></surname>
<given-names><![CDATA[I. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Ichikawa]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Ahn]]></surname>
<given-names><![CDATA[K. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Sethi]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Sandur]]></surname>
<given-names><![CDATA[S. K.]]></given-names>
</name>
<name>
<surname><![CDATA[Natarajan]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Seeram]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Shishodia]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Curcumin-biological and medicinal properties]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Ravindran]]></surname>
<given-names><![CDATA[P. N.]]></given-names>
</name>
<name>
<surname><![CDATA[Nirmal Babu]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Sivaraman]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<source><![CDATA[Turmeric: The genus Curcuma]]></source>
<year>2007</year>
<page-range>297-368</page-range><publisher-name><![CDATA[CRC Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Alcívar]]></surname>
<given-names><![CDATA[P. O. A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Evaluación de la acidez titulable en la elaboración de yogurt en base a la norma INEN 2395 en lácteos nacionales]]></source>
<year>2016</year>
<publisher-name><![CDATA[Universidad Técnica de Machala]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bahadori]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Maroufi]]></surname>
<given-names><![CDATA[N. G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Volumetric acid-base titration by using of natural indicators and effects of solvent and temperature]]></article-title>
<source><![CDATA[Austin Chromatography]]></source>
<year>2016</year>
<volume>3</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>2379-7975</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bernabé-Pineda]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Ramírez-Silva]]></surname>
<given-names><![CDATA[M. T.]]></given-names>
</name>
<name>
<surname><![CDATA[Romero-Romo]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[González-Vergara]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Rojas-Hernández]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Determination of acidity constants of curcumin in aqueous solution and apparent rate constant of its decomposition]]></article-title>
<source><![CDATA[Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy]]></source>
<year>2004</year>
<volume>60</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>1091-7</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bhatia]]></surname>
<given-names><![CDATA[N. K.]]></given-names>
</name>
<name>
<surname><![CDATA[Kishor]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Katyal]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Gogoi]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Narang]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Deep]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effect of pH and temperature on conformational equilibria and aggregation behaviour of curcumin in aqueous binary mixtures of ethanol]]></article-title>
<source><![CDATA[RSC Advances]]></source>
<year>2016</year>
<volume>6</volume>
<numero>105</numero>
<issue>105</issue>
<page-range>103275-88</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="book">
<collab>Codex Alimentarius</collab>
<source><![CDATA[Leche y productos lácteos]]></source>
<year>2011</year>
<publisher-name><![CDATA[Organización Mundial de la Salud (OMS)-Organización de las Naciones Unidas para la Alimentación y la Agricultura (FAO)]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="book">
<collab>Codex Alimentarius</collab>
<source><![CDATA[Norma general para los aditivos alimentarios. CODEX STAN 192-1995]]></source>
<year>1995</year>
<publisher-name><![CDATA[Organización Mundial de la Salud (OMS)-Organización de las Naciones Unidas para la Alimentación y la Agricultura (FAO)]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="book">
<collab>Codex Alimentarius</collab>
<source><![CDATA[Norma general del Codex para zumos (jugos) y néctares de frutas. CODEX STAN 247-2005]]></source>
<year>2005</year>
<publisher-name><![CDATA[Organización Mundial de la Salud (OMS)-Organización de las Naciones Unidas para la Alimentación y la Agricultura (FAO)]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Díaz de Armas]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Hernández]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Licea]]></surname>
<given-names><![CDATA[M. V.]]></given-names>
</name>
<name>
<surname><![CDATA[Gómez]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Louro]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Morera]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[González]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Validación de técnicas analíticas utilizadas en el control de la calidad]]></article-title>
<source><![CDATA[Revista Cubana de Farmacia]]></source>
<year>1998</year>
<volume>32</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>106-12</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Norma Oficial Mexicana NMX-F-102-NORMEX-2010. Alimentos-determinación de acidez titulable en alimentos-método de ensayo (prueba)]]></article-title>
<source><![CDATA[Diario Oficial de la Federación (DOF)]]></source>
<year>2010</year>
<publisher-name><![CDATA[Secretaría de Economía]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Norma Oficial Mexicana NOM-181-SCFI-2010. Yogurt-Denominación, especificaciones fisicoquímicas y microbiológicas, información comercial y métodos de prueba]]></article-title>
<source><![CDATA[Diario Oficial de la Federación (DOF)]]></source>
<year>2010</year>
<publisher-name><![CDATA[Secretaría de Economía]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Norma Oficial Mexicana NMX-FF-028-SCFI-2008. Productos alimenticios no industrializados para consumo humano - Fruta fresca - Piña (Ananas comosus var. comosus)]]></article-title>
<source><![CDATA[Diario Oficial de la Federación (DOF)]]></source>
<year>2009</year>
<publisher-name><![CDATA[Secretaría de Agricultura, Ganadería, Desarrollo Rural, Pesca y Alimentación (Sagarpa)]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[García-Orozco]]></surname>
<given-names><![CDATA[V. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Barrera-Díaz]]></surname>
<given-names><![CDATA[C. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Roa-Morales]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Linares-Hernández]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A comparative electrochemical-ozone treatment for removal of phenolphthalein]]></article-title>
<source><![CDATA[Journal of Chemistry]]></source>
<year>2016</year>
</nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Grynkiewicz]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[&#346;lifirski]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Curcumin and curcuminoids in quest for medicinal status]]></article-title>
<source><![CDATA[Acta Biochimica Polonica]]></source>
<year>2012</year>
<volume>59</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>201-12</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<collab>Merck</collab>
<article-title xml:lang=""><![CDATA[Ficha de datos de seguridad]]></article-title>
<source><![CDATA[MerkMillipore]]></source>
<year>2017</year>
</nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Morillas]]></surname>
<given-names><![CDATA[P. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Terra]]></surname>
<given-names><![CDATA[A. I.]]></given-names>
</name>
<name>
<surname><![CDATA[Uribe]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Mastromonaco]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Prieto]]></surname>
<given-names><![CDATA[J. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Torres]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Guía Eurachem: La adecuación al uso de los métodos analíticos. Una Guía de laboratorio para la validación de métodos y temas relacionados]]></source>
<year>2016</year>
<publisher-name><![CDATA[Eurachem]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pávai]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Orosz]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Paszternák]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Smartphone-based extension of the curcumin/cellophane pH sensing method]]></article-title>
<source><![CDATA[Food Analytical Methods]]></source>
<year>2016</year>
<volume>9</volume>
<page-range>1046-52</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[S. J. D.]]></given-names>
</name>
</person-group>
<source><![CDATA[Validación de las técnicas analíticas de alcalinidad, cloruros y pH de la EAAAM-ESP]]></source>
<year>2018</year>
<publisher-name><![CDATA[Fundación Universidad de América]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Priyadarsini]]></surname>
<given-names><![CDATA[K. I.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The chemistry of curcumin: From extraction to therapeutic agent]]></article-title>
<source><![CDATA[Molecules]]></source>
<year>2014</year>
<volume>19</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>20091-112</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rickert]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Chorus]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Schmoll]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
</person-group>
<source><![CDATA[Protecting surface water for health. Identifying, assessing and managing drinking-water quality risks in surface-water catchments]]></source>
<year>2016</year>
<publisher-name><![CDATA[World Health Organization (WHO)]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="">
<collab>Servicio Ecuatoriano de normalización</collab>
<source><![CDATA[Norma Técnica Ecuatoriana NTE-INEN 1101-2017. Bebidas gaseosas o carbonatadas]]></source>
<year>2017</year>
</nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Shen]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Ji]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Theoretical study on physicochemical properties of curcumin]]></article-title>
<source><![CDATA[Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy]]></source>
<year>2007</year>
<volume>67</volume>
<numero>3-4</numero>
<issue>3-4</issue>
<page-range>619-23</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Skoog]]></surname>
<given-names><![CDATA[D. A.]]></given-names>
</name>
<name>
<surname><![CDATA[West]]></surname>
<given-names><![CDATA[D. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Holler]]></surname>
<given-names><![CDATA[F. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Crouch]]></surname>
<given-names><![CDATA[S. R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Fundamentos de química analítica]]></source>
<year>2014</year>
<edition>9</edition>
<publisher-name><![CDATA[Cengage Learning]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Supharoek]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Ponhong]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Siriangkhawut]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[Grudpan]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Employing natural reagents from turmeric and lime for acetic acid determination in vinegar sample]]></article-title>
<source><![CDATA[Journal of Food and Drug Analysis]]></source>
<year>2018</year>
<volume>26</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>583-90</page-range></nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tyl]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Sadler]]></surname>
<given-names><![CDATA[G. D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[pH and titratable acidity]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Nielsen]]></surname>
<given-names><![CDATA[S. S.]]></given-names>
</name>
</person-group>
<source><![CDATA[Food analysis]]></source>
<year>2017</year>
<edition>5</edition>
<page-range>389-406</page-range><publisher-name><![CDATA[Springer]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Venturini]]></surname>
<given-names><![CDATA[F. P.]]></given-names>
</name>
<name>
<surname><![CDATA[de Souza]]></surname>
<given-names><![CDATA[L. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Garbuio]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Inada]]></surname>
<given-names><![CDATA[N. M.]]></given-names>
</name>
<name>
<surname><![CDATA[de Souza]]></surname>
<given-names><![CDATA[J. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Kurachi]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[de Oliveira]]></surname>
<given-names><![CDATA[K. T.]]></given-names>
</name>
<name>
<surname><![CDATA[Bagnato]]></surname>
<given-names><![CDATA[V. S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Environmental safety and mode of action of a novel curcumin-based photolarvicide]]></article-title>
<source><![CDATA[Environmental Science and Pollution Research]]></source>
<year>2020</year>
<volume>27</volume>
<numero>23</numero>
<issue>23</issue>
<page-range>29204-17</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Waszkowiak]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Gliszczy&#324;ska-&#346;wig&#322;o]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Binary ethanol-water solvents affect phenolic profile and antioxidant capacity of flaxseed extracts]]></article-title>
<source><![CDATA[European Food Research and Technology]]></source>
<year>2016</year>
<volume>242</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>777-86</page-range></nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zapata]]></surname>
<given-names><![CDATA[I. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Sepúlveda-Valencia]]></surname>
<given-names><![CDATA[U.]]></given-names>
</name>
<name>
<surname><![CDATA[Rojano]]></surname>
<given-names><![CDATA[B. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Efecto del tiempo de almacenamiento sobre las propiedades fisicoquímicas, probióticas y antioxidantes de yogurt saborizado con mortiño (Vaccinium meridionale Sw)]]></article-title>
<source><![CDATA[Información Tecnológica]]></source>
<year>2015</year>
<volume>26</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>17-28</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
