<?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>0187-893X</journal-id>
<journal-title><![CDATA[Educación química]]></journal-title>
<abbrev-journal-title><![CDATA[Educ. quím]]></abbrev-journal-title>
<issn>0187-893X</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Facultad de Química]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0187-893X2019000100010</article-id>
<article-id pub-id-type="doi">10.22201/fq.18708404e.2019.1.64601</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Algoritmo de Matlab® para calcular isotermas de adsorción de Langmuir de ácidos carboxílicos sobre carbón activado o Amberlite IRA 67 como adsorbentes sólidos]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Morales Hernández]]></surname>
<given-names><![CDATA[Yovanny]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cajamarca García]]></surname>
<given-names><![CDATA[Yuly Natalia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arturo Calvache]]></surname>
<given-names><![CDATA[Jaime Eduardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad América  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2019</year>
</pub-date>
<volume>30</volume>
<numero>1</numero>
<fpage>10</fpage>
<lpage>20</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0187-893X2019000100010&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0187-893X2019000100010&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0187-893X2019000100010&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Se desarrolla un algoritmo que permite predecir el comportamiento de adsorción mediante la obtención de isotermas de adsorción de Langmuir a partir de datos experimentales encontrados en la literatura de capacidad de adsorción vs. concentraciones en el equilibrio, los cuales serán ajustados por medio de una regresión lineal ejecutada mediante Matlab®. Este algoritmo es aplicado para comparar la adsorción de ácido fórmico y acético sobre carbón activado o Amberlite IRA-67 definiendo las isotermas de adsorción de Langmuir. El carbón activado es un adsorbente industrial comúnmente utilizado, Amberlite IRA-67 es una resina poliacrílica débilmente básica con un grupo funcional amina terciaria. El resultado de esta comparación evidencia que el carbón activo es más eficaz que la resina Amberlite IRA-67 al momento de adsorber los ácidos carboxílicos estudiados.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract An algorithm is written to predict the adsorption behavior by obtaining Langmuir adsorption isotherm parameters from experimental data found in the scientific literature, which will be adjusted by means of a linear regression executed in Matlab®. This algorithm is applied to compare the adsorption of formic and acetic acid on activated carbon and Amberlite IRA-67 defining the Langmuir adsorption isotherms. Activated carbon is a commonly used industrial adsorbent, Amberlite IRA-67 resin is a weakly basic polyacrylic resin with a tertiary amine functional group. The result of this comparison shows that activated carbon is more effective than Amberlite IRA-67 resin when adsorbing the carboxylic acids studied.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Adsorción]]></kwd>
<kwd lng="es"><![CDATA[Isoterma]]></kwd>
<kwd lng="es"><![CDATA[Langmuir]]></kwd>
<kwd lng="en"><![CDATA[Adsorption]]></kwd>
<kwd lng="en"><![CDATA[Isotherm]]></kwd>
<kwd lng="en"><![CDATA[Langmuir]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Adekola]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Oba]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Biosorption of formic and acetic acids from aqueous solution using activated carbon from shea butter seed shells]]></article-title>
<source><![CDATA[Applied Water Science]]></source>
<year>2017</year>
<volume>7</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>2727-36</page-range></nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Arcanjo]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Fernandes]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Silva]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Separation of lactic acid produced by hydrothermal conversion of glycerol using ion-exchange chromatography]]></article-title>
<source><![CDATA[Adsorption Science and Technology]]></source>
<year>2015</year>
<volume>33</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>139-51</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bayazit]]></surname>
<given-names><![CDATA[S. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Inci]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Uslu]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Adsorption of lactic acid from model fermentation broth onto activated carbon and amberlite IRA-67]]></article-title>
<source><![CDATA[Journal of Chemical and Engineering Data]]></source>
<year>2011</year>
<volume>56</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>1751-4</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Castellar]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Angulo]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Zambrano]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Charris]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[). Equilibrio De Adsorción Del Colorante Azul De Metileno Sobre Carbón Activado Adsorption Equilibrium of Methylene Blue Dye on Activated Carbon]]></article-title>
<source><![CDATA[Cient]]></source>
<year>2013</year>
<volume>16</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>263-71</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Crittenden]]></surname>
<given-names><![CDATA[J. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Loper]]></surname>
<given-names><![CDATA[S. W.]]></given-names>
</name>
<name>
<surname><![CDATA[Ari]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Luft]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Hand]]></surname>
<given-names><![CDATA[D. W.]]></given-names>
</name>
<name>
<surname><![CDATA[Oravltz]]></surname>
<given-names><![CDATA[J. L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Prediction of Multicomponent Adsorption Equilibria Using Ideal Adsorbed Solution Theory]]></article-title>
<source><![CDATA[Environmental Science and Technology]]></source>
<year>1985</year>
<volume>19</volume>
<numero>11</numero>
<issue>11</issue>
<page-range>1037-43</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Foo]]></surname>
<given-names><![CDATA[K. Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Hameed]]></surname>
<given-names><![CDATA[B. H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Insights into the modeling of adsorption isotherm systems]]></article-title>
<source><![CDATA[Chemical Engineering Journal]]></source>
<year>2010</year>
<volume>156</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>2-10</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ganguly]]></surname>
<given-names><![CDATA[S. K.]]></given-names>
</name>
<name>
<surname><![CDATA[Goswami]]></surname>
<given-names><![CDATA[A. N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Surface diffusion kinetics in the adsorption of acetic acid on activated carbon]]></article-title>
<source><![CDATA[Separation Science and Technology]]></source>
<year>1996</year>
<volume>31</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>1267-78</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ho]]></surname>
<given-names><![CDATA[Y. S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Selection of optimum sorption isotherm]]></article-title>
<source><![CDATA[Carbon]]></source>
<year>2004</year>
<volume>42</volume>
<numero>10</numero>
<issue>10</issue>
<page-range>2115-6</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Langmuir]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The adsorption of gases on plane surfaces of glass, mica and platinum]]></article-title>
<source><![CDATA[Journal of the American Chemical Society]]></source>
<year>1918</year>
<volume>40</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>1361-403</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Mao]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A novel granular activated carbon adsorption method for separation of levulinic acid from formic acid]]></article-title>
<source><![CDATA[Advanced Materials Research]]></source>
<year>2012</year>
<volume>550-553</volume>
<page-range>1691-5</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Marsh]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez-Reinoso]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Characterization of Activated Carbon]]></article-title>
<source><![CDATA[Activated Carbon]]></source>
<year>2006</year>
<page-range>143-242</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Uslu]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Adsorption equilibria of formic acid by weakly basic adsorbent amberlite IRA-67: Equilibrium, kinetics, thermodynamic]]></article-title>
<source><![CDATA[Chemical Engineering Journal]]></source>
<year>2009</year>
<volume>155</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>320-5</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Uslu]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[&#304;nci]]></surname>
<given-names><![CDATA[&#304;]]></given-names>
</name>
<name>
<surname><![CDATA[Bayazit]]></surname>
<given-names><![CDATA[&#350; S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Adsorption equilibrium data for acetic acid and glycolic acid onto amberlite IRA-67]]></article-title>
<source><![CDATA[Journal of Chemical &amp; Engineering]]></source>
<year>2010</year>
<volume>55</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>1295-9</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
