<?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>0123-921X</journal-id>
<journal-title><![CDATA[Tecnura]]></journal-title>
<abbrev-journal-title><![CDATA[Tecnura]]></abbrev-journal-title>
<issn>0123-921X</issn>
<publisher>
<publisher-name><![CDATA[Universidad Distrital Francisco José de Caldas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0123-921X2020000200097</article-id>
<article-id pub-id-type="doi">10.14483/22487638.15849</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Tecnologías no convencionales para la remoción de plomo presente en aguas residuales: una revisión bibliográfica 2010-2019]]></article-title>
<article-title xml:lang="en"><![CDATA[Unconventional technologies for the removal of lead present in wastewater: a 2010-2019 bibliographical review]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gómez Aguilar]]></surname>
<given-names><![CDATA[Dora Luz]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Esteban Muñoz]]></surname>
<given-names><![CDATA[Javier Andrés]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Baracaldo Guzmán]]></surname>
<given-names><![CDATA[Deisy]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Pedagógica Nacional  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Pedagógica Nacional  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Pedagógica Nacional  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2020</year>
</pub-date>
<volume>24</volume>
<numero>64</numero>
<fpage>97</fpage>
<lpage>116</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0123-921X2020000200097&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0123-921X2020000200097&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0123-921X2020000200097&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Objetivo: El presente artículo de revisión tuvo como objetivo realizar una indagación bibliográfica de artículos científicos en revistas locales, nacionales e internacionales en el periodo de 2010 a 2019, con relación a las tecnologías no convencionales (biopolímeros, biorremediación y residuos agroindustriales) que se han empleado en la remoción de plomo (Pb), presente en aguas residuales sintéticas o industriales.  Metodología: La investigación adoptó un modelo investigativo de corte cualitativo, de tipo exploratorio. Los aspectos metodológicos correspondieron a la indagación y elección de artículos científicos (para cada una de las tecnologías no convencionales seleccionadas) del periodo 2010-2019, teniendo como criterio palabras clave; posteriormente, se realizó un análisis de esos contenidos y se diligenciaron dos matrices realizadas en Excel.  Resultados: La revisión bibliográfica permitió observar que: en primer lugar, con relación a las tecnologías no convencionales con mayor tendencia en investigación, empleadas en la remoción de plomo, se encuentran los residuos agroindustriales, seguidos por la biorremediación y por último los biopolímeros, para lo cual se hallaron y seleccionaron 19 para el primero, 13 para el segundo y 9 para el último. De igual forma, los países que han reportado resultados investigativos alrededor de las tecnologías no convencionales seleccionadas, corresponden a: China, Colombia, Corea, Egipto, España, Francia, India, Indonesia, Irán, Nigeria, Malasia, México, Perú, Romania, Serbia, Singapur y Zimbabue; en contraste, las publicaciones seleccionadas se encuentran en su gran mayoría ubicadas a nivel internacional. Por último, los porcentajes de remoción más alto del orden del 100 % se presentaron con los residuos agroindustriales (para lo cual se han investigado 24); seguido del 98 %, con la biorremediación (donde se han investigado algas rojas y seis cepas de bacterias), y finalmente, los biopolímeros, con 95,32 % (donde el quitosano, el almidón, la queratina, las conchas de caracol y las plumas, se han investigado).  Conclusiones: Las tecnologías no convencionales con mayor tendencia en investigación y aplicación en matrices de aguas residuales industriales, de acuerdo con periodo 2010-2019, corresponden a los residuos agroindustriales; de igual forma, la mayoría de aguas residuales en las que han sido aplicados estos métodos corresponde a las sintéticas, lo que conlleva a exponer que estas deben comenzar a ser implementadas a nivel industrial o un pilotaje, para observar su eficiencia en la remoción de metales pesados, y de forma particular el plomo.  Financiamiento: La investigación llevada a cabo no recibió financiación.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Objective: The objective of this review article was to carry out a bibliographic inquiry at the level of scientific articles in local, national and international journals in the period from 2010 to 2019, in relation to unconventional technologies (biopolymers, bioremediation, and agroindustrial waste) that they have been used in the removal of lead (Pb), present in synthetic and / or industrial wastewater.  Methodology: The research adopted a qualitative, investigative model of exploratory type. The methodological aspects carried out corresponded to the inquiry and choice of scientific articles (for each of the unconventional technologies selected) in the period from 2010 to 2019, based on keywords; subsequently, an analysis of their content was carried out and two matrices performed in Excel were filled out.  Results: The bibliographic review carried out allowed us to observe that: firstly, in relation to the unconventional technologies with the greatest tendency in research, used in the removal of lead, agroindustrial residues are found, followed by bioremediation and finally biopolymers, for which they found and selected 19 for the first, 13 for the second, and for the last nine. Similarly, the countries that have carried out and reported research results around the selected unconventional technologies correspond to: China, Colombia, Korea, Egypt, Spain, France, India, Indonesia, Iran, Nigeria, Malaysia, Mexico, Peru, Romania, Serbia, Singapore and Zimbabwe; in contrast, the selected publications are mostly located internationally. Finally, the highest removal percentages of the order of 100% were presented with agroindustrial wastes (for which 24 have been investigated), followed by 98% with bioremediation (where red algae and six strains of bacteria have been investigated) and finally, biopolymers, with 95.32% (where chitosan, starch, keratin, snail shells and feathers, have been investigated).  Conclusions: The unconventional technologies with greater tendency in research and application in industrial wastewater matrices, according to the 2010-2019 period, correspond to agroindustrial waste; In the same way, the majority of wastewater in which these types of methods have been applied correspond to the synthetic ones, which leads to exposing that these must begin to be implemented at an industrial level or a pilot, to observe their efficiency in the removal of heavy metals, and particularly lead.  Financing: The investigation carried out did not receive funding.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[aguas residuales]]></kwd>
<kwd lng="es"><![CDATA[plomo]]></kwd>
<kwd lng="es"><![CDATA[remoción]]></kwd>
<kwd lng="es"><![CDATA[tecnologías no convencionales]]></kwd>
<kwd lng="en"><![CDATA[Wastewater]]></kwd>
<kwd lng="en"><![CDATA[lead]]></kwd>
<kwd lng="en"><![CDATA[removal]]></kwd>
<kwd lng="en"><![CDATA[unconventional technologies]]></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[Abadin]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Ashizawa]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Stevens]]></surname>
<given-names><![CDATA[Y.W.]]></given-names>
</name>
</person-group>
<source><![CDATA[Toxicological profile for lead]]></source>
<year>2007</year>
<publisher-loc><![CDATA[Atlanta, GA ]]></publisher-loc>
<publisher-name><![CDATA[Agency for Toxic Substances and Disease Registry, Public Health Statement]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Abdul Rahim]]></surname>
<given-names><![CDATA[A.R.]]></given-names>
</name>
<name>
<surname><![CDATA[Rabat]]></surname>
<given-names><![CDATA[N.E.]]></given-names>
</name>
<name>
<surname><![CDATA[Johari]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Saman]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Mat]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Removal of lead (ii) ions from aqueous solution using desiccated coconut waste as low-cost adsorbent]]></article-title>
<source><![CDATA[Chemical Engineering Transactions]]></source>
<year>2019</year>
<volume>72</volume>
<page-range>169-74</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ablouh]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Hanani]]></surname>
<given-names><![CDATA[Z.]]></given-names>
</name>
<name>
<surname><![CDATA[Eladlani]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Chitosan microspheres/sodi-um alginate hybrid beads: an efficient green adsorbent for heavy metals removal from aqueous solutions]]></article-title>
<source><![CDATA[Sustainable Environment Research]]></source>
<year>2019</year>
<numero>29</numero>
<issue>29</issue>
</nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Agbozu]]></surname>
<given-names><![CDATA[I.E.]]></given-names>
</name>
<name>
<surname><![CDATA[Emoruwa]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Batcha adsorption on hevay metals (Cu, Pb, Fe, Cr and Cd) from aqueous solutions using coconut husk]]></article-title>
<source><![CDATA[African Journal of Enviromental Sciencie and Technology]]></source>
<year>2014</year>
<volume>8</volume>
<numero>4</numero>
<issue>4</issue>
</nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="book">
<collab>Agency for Toxic Substances and Disease Registry (ATSDR)</collab>
<source><![CDATA[Toxicological profile for lead (Update)]]></source>
<year>2007</year>
<publisher-loc><![CDATA[Atlanta, GA ]]></publisher-loc>
<publisher-name><![CDATA[Department of Health and Human Services, Public Health Service]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Anantha]]></surname>
<given-names><![CDATA[R. K.]]></given-names>
</name>
<name>
<surname><![CDATA[Kota]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Removal of lead by adsorption with the renewable biopolymer composite of feather ( Dromaius novaehollandiae ) and chi-tosan ( Agaricus bisporus )]]></article-title>
<source><![CDATA[Environmental Technology &amp; Innovation]]></source>
<year>2016</year>
<volume>6</volume>
<page-range>11-26</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Amaringo]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Hormaza]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Adsorción de rojo 40 sobre cascarilla de arroz: determinación del equilibrio, cinética y termodinámica]]></article-title>
<source><![CDATA[Revista Tecnura]]></source>
<year>2018</year>
<volume>22</volume>
<numero>56</numero>
<issue>56</issue>
<page-range>13-28</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Asrari]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Tavallali]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Hagshenas]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Removal of Zn (II) and Pb (II) ions Using Rice Husk in Food Industrial Wastewater]]></article-title>
<source><![CDATA[Journal of Applied Sciences and Environmental Management]]></source>
<year>2010</year>
<volume>14</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>159-62</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Baharuddin]]></surname>
<given-names><![CDATA[N.H]]></given-names>
</name>
<name>
<surname><![CDATA[Meriam]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Sulaiman]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Aroua]]></surname>
<given-names><![CDATA[M.K.]]></given-names>
</name>
<name>
<surname><![CDATA[Ghazali]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Nawawi]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Kassim]]></surname>
<given-names><![CDATA[M.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Othman]]></surname>
<given-names><![CDATA[M.R.]]></given-names>
</name>
<name>
<surname><![CDATA[Dahlan]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
</person-group>
<source><![CDATA[Starch as novel water soluble biopolymer in removal mixtures heavy metal ions via polymer enhanced ultrafiltration]]></source>
<year>2019</year>
<conf-name><![CDATA[ AIP Conference Proceedings 2124]]></conf-name>
<conf-loc> </conf-loc>
</nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bamgbose]]></surname>
<given-names><![CDATA[J.T.]]></given-names>
</name>
<name>
<surname><![CDATA[Adewuyi]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Bamgbose O.]]></surname>
<given-names><![CDATA[Adetoye A.A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Adsorption kinetics of cadmium and lead by chitosan]]></article-title>
<source><![CDATA[African Journal of Biotechnology]]></source>
<year>2010</year>
<volume>9</volume>
<numero>17</numero>
<issue>17</issue>
<page-range>2560-5</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Barthelmy]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
</person-group>
<source><![CDATA[Webmineral database]]></source>
<year>2014</year>
</nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Castañeda]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Mirasol]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Raymundo]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Solidum]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<source><![CDATA[Biosorption and Desorption of Lead (Pb+2) from Simulated WasteWater Using Freshwater Snail Shells, Melanoides tuberculata Muller (Family Thiaridae)]]></source>
<year>2012</year>
<numero>44</numero>
<conf-name><![CDATA[ 2International Conference on Environment and BioScience IPCBEE]]></conf-name>
<conf-loc> </conf-loc>
<issue>44</issue>
</nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Caviedes Rubio]]></surname>
<given-names><![CDATA[D.I.]]></given-names>
</name>
<name>
<surname><![CDATA[Muñoz Calderón]]></surname>
<given-names><![CDATA[R.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Perdomo Gualtero]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez Acosta]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Sandoval Rojas]]></surname>
<given-names><![CDATA[I.J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Tratamientos para la remoción de metales pesados comúnmente presentes en aguas residuales industriales. Una Revisión]]></article-title>
<source><![CDATA[Revista de Ingeniería y Región]]></source>
<year>2015</year>
<volume>13</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>73-90</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="">
<collab>Consejería de Presidencia y Portavoz del Gobierno Comunidad de Madrid</collab>
<source><![CDATA[Ley 10/1993, sobre vertidos líquidos industriales al sistema integral de saneamiento]]></source>
<year>2005</year>
<publisher-loc><![CDATA[Madrid ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cruz-Olivares]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Pérez-Alonso]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Barrera-Díaz]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Natividad]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Chaparro-Mercado]]></surname>
<given-names><![CDATA[M.C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Thermodynamical and analytical evidence of lead ions chemisorption onto Pimenta dioica]]></article-title>
<source><![CDATA[Chemical Engineering Journal]]></source>
<year>2011</year>
<volume>166</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>814-21</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Das]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Kumari]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A microbial bioremediation approach: Removal of heavy metal using isolated bacterial strains from industrial effluent disposal site]]></article-title>
<source><![CDATA[International Journal of Pharmaceutical Sciences Review and Research]]></source>
<year>2016</year>
<volume>38</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>111-4</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Feng]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Luo]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Liao]]></surname>
<given-names><![CDATA[X.S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Characterization and mechanism of lead and zinc biosorption by growing Verticillium insectorum J3]]></article-title>
<source><![CDATA[PLoS ONE]]></source>
<year>2018</year>
<volume>13</volume>
<numero>12</numero>
<issue>12</issue>
</nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[García Vaca]]></surname>
<given-names><![CDATA[M. C.]]></given-names>
</name>
<name>
<surname><![CDATA[García Ubaque]]></surname>
<given-names><![CDATA[C. A.]]></given-names>
</name>
<name>
<surname><![CDATA[de Plaza Solórzano]]></surname>
<given-names><![CDATA[J. S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estudio exploratorio del tratamiento de agua de lavado de tintas por método de electrocoagulación/electroflotación]]></article-title>
<source><![CDATA[Revista Tecnura]]></source>
<year>2016</year>
<volume>20</volume>
<numero>47</numero>
<issue>47</issue>
<page-range>107-17</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gómez]]></surname>
<given-names><![CDATA[D. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez]]></surname>
<given-names><![CDATA[J. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Esteban]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Betancur P.]]></surname>
<given-names><![CDATA[J. F]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Coffee Pulp: A Sustainable Alternative Removal of Cr (VI) in Wastewaters]]></article-title>
<source><![CDATA[Processes]]></source>
<year>2019</year>
<volume>7</volume>
<numero>403</numero>
<issue>403</issue>
<page-range>1-12</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hammud]]></surname>
<given-names><![CDATA[H.H.]]></given-names>
</name>
<name>
<surname><![CDATA[El-Shaar]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Khamis]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Mansour]]></surname>
<given-names><![CDATA[E.S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estudios de adsorción de plomo por algas deromante y sus materiales unidos de silicatos]]></article-title>
<source><![CDATA[Avances en Química]]></source>
<year>2014</year>
<volume>2014</volume>
<page-range>1-11</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Heraldy]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Lestari]]></surname>
<given-names><![CDATA[W.W.]]></given-names>
</name>
<name>
<surname><![CDATA[Permatasari]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Arimurti]]></surname>
<given-names><![CDATA[D.D]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Biosorbent from tomato waste and apple juice residue for lead removal]]></article-title>
<source><![CDATA[Journal of Environmental Chemical Engineering]]></source>
<year>2018</year>
<volume>6</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>1201-8</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Igwegbe]]></surname>
<given-names><![CDATA[W.E.]]></given-names>
</name>
<name>
<surname><![CDATA[Okoro]]></surname>
<given-names><![CDATA[B.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Osuagwu]]></surname>
<given-names><![CDATA[J.C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Use of Carica papaya as a bio-sorbent for removal of heavy metals in wastewater]]></article-title>
<source><![CDATA[World Academy of Science, Engineering and Technology International Journal of Environmental and Ecological Engineering]]></source>
<year>2015</year>
<volume>9</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>1400-4</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Imani]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Rezaei-Zarchi]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Hashemi]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Borna]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Javid]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Mohamad]]></surname>
<given-names><![CDATA[Z.]]></given-names>
</name>
<name>
<surname><![CDATA[Hossein]]></surname>
<given-names><![CDATA[B.A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Hg, Cd and Pb heavy metal bioremediation by Dunaliella alga]]></article-title>
<source><![CDATA[Journal of Medicinal Plants Research]]></source>
<year>2011</year>
<volume>5</volume>
<numero>13</numero>
<issue>13</issue>
<page-range>2775-80</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kalita]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Joshi]]></surname>
<given-names><![CDATA[S.R]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estudio sobre biorremediación de plomo por exopoli-sacárido productor de bacteria metalofílica aislada de hábitat extremo]]></article-title>
<source><![CDATA[Biotechnology Reports]]></source>
<year>2017</year>
<volume>16</volume>
<page-range>48-57</page-range></nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kong]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Yue]]></surname>
<given-names><![CDATA[Q.]]></given-names>
</name>
<name>
<surname><![CDATA[Sun]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Gao]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Kan]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[Q.]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Adsorption of Pb(II) from aqueous solution using keratin waste - hide waste: Equilibrium, kinetic and thermodynamic modeling studies]]></article-title>
<source><![CDATA[Chemical Engineering Journal]]></source>
<year>2014</year>
<volume>241</volume>
<page-range>393-400</page-range></nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kumar Dinesh]]></surname>
<given-names><![CDATA[S.P.]]></given-names>
</name>
<name>
<surname><![CDATA[Santhanam]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Jayalakshmi]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Nandakumar]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Ananth]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Shenbaga]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Prasath]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Excessive nutrients and heavy metals removal from diverse waste waters using marine microalga Chlorella marina (Butcher)]]></article-title>
<source><![CDATA[Indian Journal of Geo-Marine Sciences]]></source>
<year>2015</year>
<volume>44</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>97-103X-XX</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Largitte]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Brudey]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Tant]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Dumesnil]]></surname>
<given-names><![CDATA[P.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Lodewyckx]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comparación de la adsorción de plomo por carbonos activados de tres precursores lignocelulósicos]]></article-title>
<source><![CDATA[Materiales Microporosos y Mesoporosos]]></source>
<year>2016</year>
<volume>219</volume>
<page-range>265-75</page-range></nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lavado Meza]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Sun Kou]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Bendezú]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Adsorción de plomo de efluentes industriales usando carbones activados con H3PO4]]></article-title>
<source><![CDATA[Revista de la Sociedad Química del Perú]]></source>
<year>2010</year>
<volume>76</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>165-78</page-range></nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="">
<collab>Legislación Secundaria del Ministerio de Ambiente de Guayaquil</collab>
<source><![CDATA[Norma de calidad ambiental y de descarga de efluentes: recurso agua]]></source>
<year>2004</year>
<publisher-loc><![CDATA[Guayaquil ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[León A.]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Córdoba R.]]></surname>
<given-names><![CDATA[J.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Carreño S.]]></surname>
<given-names><![CDATA[U.F]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Revisión del estado de arte en captación y aprovechamiento de aguas lluvias en zonas urbanas y aeropuertos]]></article-title>
<source><![CDATA[Revista Tecnura]]></source>
<year>2016</year>
<volume>20</volume>
<numero>50</numero>
<issue>50</issue>
<page-range>141-53</page-range></nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Zhou]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Huang]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Mei]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Zhou]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Jing]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Highly efficient removal of lead and cadmium during wastewater irrigation using a polyethylenimine-grafted gelatin sponge]]></article-title>
<source><![CDATA[Scientific Reports]]></source>
<year>2016</year>
<volume>6</volume>
<numero>1</numero>
<issue>1</issue>
</nlm-citation>
</ref>
<ref id="B32">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Londoño Franco]]></surname>
<given-names><![CDATA[L.F.]]></given-names>
</name>
<name>
<surname><![CDATA[Londoño Muñoz]]></surname>
<given-names><![CDATA[P.T.]]></given-names>
</name>
<name>
<surname><![CDATA[Muñoz García]]></surname>
<given-names><![CDATA[F.G]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Los riesgos de los metales pesados en la salud humana y animal]]></article-title>
<source><![CDATA[Biotecnología en el Sector Agropecuario y Agroindustrial]]></source>
<year>2016</year>
<volume>14</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>145-53</page-range></nlm-citation>
</ref>
<ref id="B33">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Manzoor]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Ahmad]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Ahmad]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Ikram]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Removal of Pb(ii) and Cd(ii) from wastewater using arginine cross-linked chitosan-carboxymethyl cellulose beads as green adsorbent]]></article-title>
<source><![CDATA[RSC Advances]]></source>
<year>2019</year>
<volume>9</volume>
<numero>14</numero>
<issue>14</issue>
<page-range>7890-902</page-range></nlm-citation>
</ref>
<ref id="B34">
<nlm-citation citation-type="">
<collab>Ministerio de Ambiente y Recursos Naturales de Guatemala</collab>
<source><![CDATA[Reglamento de descargas de aguas residuales a cuerpos receptores: Acuerdo Gubernativo No. 66-2005]]></source>
<year>2005</year>
<publisher-loc><![CDATA[Guatemala ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B35">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Morosanu]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Teodosiu]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Paduraru]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Ibanescu]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Tofan]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Biosorption of lead ions from aqueous effluents by rapeseed biomass]]></article-title>
<source><![CDATA[New Biotechnology]]></source>
<year>2017</year>
<volume>39</volume>
<page-range>110-24</page-range></nlm-citation>
</ref>
<ref id="B36">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Moyo]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Chikazaza]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Bioremediation of Lead(II) from Polluted Wastewaters Employing Sulphuric Acid Treated Maize Tassel Biomass]]></article-title>
<source><![CDATA[American Journal of Analytical Chemistry]]></source>
<year>2013</year>
<volume>4</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>689-95</page-range></nlm-citation>
</ref>
<ref id="B37">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Moyo]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Guyo]]></surname>
<given-names><![CDATA[U.]]></given-names>
</name>
<name>
<surname><![CDATA[Mawenyiyo]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Zinyama]]></surname>
<given-names><![CDATA[N.P.]]></given-names>
</name>
<name>
<surname><![CDATA[Nyamunda]]></surname>
<given-names><![CDATA[B.C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Marula seed husk (Sclerocarya birrea) biomass as a low cost biosorbent for removal of Pb(II) and Cu(II) from aqueous solution]]></article-title>
<source><![CDATA[Journal of Industrial and Engineering Chemistry]]></source>
<year>2015</year>
<volume>27</volume>
<page-range>126-32</page-range></nlm-citation>
</ref>
<ref id="B38">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Muñoz]]></surname>
<given-names><![CDATA[A.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Espínola]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Moya]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Ruiz]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Biosorption of Pb(II) Ions byKlebsiellasp. 3S1 Isolated from a Wastewater Treatment Plant: Kinetics and Mechanisms Studies]]></article-title>
<source><![CDATA[BioMed Research International]]></source>
<year>2015</year>
<volume>2015</volume>
<page-range>1-12</page-range></nlm-citation>
</ref>
<ref id="B39">
<nlm-citation citation-type="journal">
<collab>(II) Ions byKlebsiellasp</collab>
<article-title xml:lang=""><![CDATA[3S1 Isolated from a Wastewater Treatment Plant: Kinetics and Mechanisms Studies]]></article-title>
<source><![CDATA[BioMed Research International]]></source>
<year>2015</year>
<page-range>1-12</page-range></nlm-citation>
</ref>
<ref id="B40">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ngah]]></surname>
<given-names><![CDATA[W.S.W.]]></given-names>
</name>
<name>
<surname><![CDATA[Fatinathan]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Pb(II) biosorption using chitosan and chitosan derivatives beads: Equilibrium, ion exchange and mechanism studies]]></article-title>
<source><![CDATA[Journal of Environmental Sciences]]></source>
<year>2010</year>
<volume>22</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>338-46</page-range></nlm-citation>
</ref>
<ref id="B41">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Nwankwo]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Sylvanus Chima]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Tochukwu]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comparative study of the Bioadsorbtion of Cadmium and lead from industrial waste water using melon (citrullus colocynthis) husk activated with sulphuric acid]]></article-title>
<source><![CDATA[American Journal of Environmental Protection]]></source>
<year>2014</year>
<volume>1</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>1-8</page-range></nlm-citation>
</ref>
<ref id="B42">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ojeda Suárez]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Spoor]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Estrada]]></surname>
<given-names><![CDATA[M.E]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[El índice desempeño ambiental y la resiliencia social en los ecosistemas]]></article-title>
<source><![CDATA[Universidad y Sociedad]]></source>
<year>2017</year>
<volume>9</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>6-12</page-range></nlm-citation>
</ref>
<ref id="B43">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ojoawo]]></surname>
<given-names><![CDATA[S.O.]]></given-names>
</name>
<name>
<surname><![CDATA[Rao]]></surname>
<given-names><![CDATA[C.V.]]></given-names>
</name>
<name>
<surname><![CDATA[Goveas]]></surname>
<given-names><![CDATA[L.C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Bioremediation of Zn, Cu, Mg and Pb in Fresh Domestic sewage by Brevibacterium sp]]></article-title>
<source><![CDATA[International Journal of Environmental Research]]></source>
<year>2016</year>
<volume>10</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>139-48</page-range></nlm-citation>
</ref>
<ref id="B44">
<nlm-citation citation-type="">
<collab>Organización Mundial de la Salud (OMS)</collab>
<source><![CDATA[Adverse health effects of heavy metals in children]]></source>
<year>2011</year>
</nlm-citation>
</ref>
<ref id="B45">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Petrovic]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Sostaric]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Stojanovic]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Milojkovic]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Mihajlovic]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Stanojevic]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Stankovic]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Removal of Pb 2+ ions by raw corn silk (Zea mays L.) as a novel biosorbent]]></article-title>
<source><![CDATA[Journal of the Taiwan Institute of Chemical Engineers]]></source>
<year>2016</year>
<volume>58</volume>
<page-range>407-16</page-range></nlm-citation>
</ref>
<ref id="B46">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Poonam, Bharti]]></surname>
<given-names><![CDATA[S.K]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Kinetic study of lead (Pb2+) removal from battery manufacturing wastewater using bagasse biochar as biosorbent]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Kumar]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
</person-group>
<source><![CDATA[Applied Water Science]]></source>
<year>2018</year>
<volume>8</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>1-13</page-range></nlm-citation>
</ref>
<ref id="B47">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ramírez Franco]]></surname>
<given-names><![CDATA[J.H.]]></given-names>
</name>
<name>
<surname><![CDATA[Enríquez Enríquez]]></surname>
<given-names><![CDATA[M.K]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Remoción de plomo (II) usando lignina obtenida a partir del procesamiento del seudotallo de plátano]]></article-title>
<source><![CDATA[Acta Agronómica]]></source>
<year>2015</year>
<volume>64</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>209-13</page-range></nlm-citation>
</ref>
<ref id="B48">
<nlm-citation citation-type="">
<collab>Servicio de Agua Potable y Alcantarillado de Lima Perú (Sedapal)</collab>
<source><![CDATA[Valores máximos admisibles de las descargas de aguas residuales no domésticas]]></source>
<year>2009</year>
<publisher-loc><![CDATA[Perú ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B49">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sun-Kou]]></surname>
<given-names><![CDATA[M.R.]]></given-names>
</name>
<name>
<surname><![CDATA[Obregón-Valencia]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Pinedo-Flores]]></surname>
<given-names><![CDATA[Á.]]></given-names>
</name>
<name>
<surname><![CDATA[Paredes-Doig]]></surname>
<given-names><![CDATA[A.L.]]></given-names>
</name>
<name>
<surname><![CDATA[Aylas-Orejón]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Adsorción de metales pesados empleando carbones activados preparados a partir de semillas de aguaje]]></article-title>
<source><![CDATA[Revista de la Sociedad Química del Perú]]></source>
<year>2014</year>
<volume>80</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>225-36</page-range></nlm-citation>
</ref>
<ref id="B50">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tejada]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Ruiz]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Gallo]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Moscote]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evaluación de la biosor-ción con bagazo de palma africana para la eliminación de Pb (II) en solución]]></article-title>
<source><![CDATA[Prospectiva]]></source>
<year>2015</year>
<volume>13</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>59-67</page-range></nlm-citation>
</ref>
<ref id="B51">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tejada]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Villabona]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Acevedo]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Pajaro]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Otero]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Lead (II) remotion in solution using lemon peel (Citrus limonum) modified with citric acid]]></article-title>
<source><![CDATA[International Journal of Engineering and Technology (IJET)]]></source>
<year>2018</year>
<volume>10</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>117-22</page-range></nlm-citation>
</ref>
<ref id="B52">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tejada-Tovar]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Gallo-Mercado]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Moscote]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Villabona]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Acevedo-Correa]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Adsorción competitiva de plomo y níquel sobre cáscara de ñame y bagazo de palma en sistema continúo]]></article-title>
<source><![CDATA[Biotecnología en el Sector Agropecuario y Agroindustrial]]></source>
<year>2018</year>
<volume>16</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>52-61</page-range></nlm-citation>
</ref>
<ref id="B53">
<nlm-citation citation-type="">
<collab>United Nations Environment Programme (UNEP)</collab>
<source><![CDATA[Environmental impacts of trade liberalization and policies for the sustainable management of natural resources]]></source>
<year>1999</year>
<publisher-loc><![CDATA[Uganda ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B54">
<nlm-citation citation-type="">
<collab>U.S. Environmental Protection Agency</collab>
<source><![CDATA[Global effluent guidelines]]></source>
<year>2014</year>
<publisher-loc><![CDATA[Estados Unidos ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B55">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Vizcaíno Mendoza]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Fuentes Molina]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Biosorción de Cd, Pb y Zn por biomasa pretartada de algas rojas, cás-cara de naranja y tuna]]></article-title>
<source><![CDATA[Ciencia e Ingeniería Neogranadina]]></source>
<year>2015</year>
<volume>25</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>43-60</page-range></nlm-citation>
</ref>
<ref id="B56">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wen]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
<name>
<surname><![CDATA[Du]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Zeng]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Huang]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Yin]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Un nuevo biosorbente preparado por Bacillus licheniformis inmovilizado para la eliminación de plomo de las aguas residuales]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Wan]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<source><![CDATA[Chemosphere]]></source>
<year>2018</year>
<volume>200</volume>
<page-range>173-9</page-range></nlm-citation>
</ref>
<ref id="B57">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wendling]]></surname>
<given-names><![CDATA[Z.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Emerson]]></surname>
<given-names><![CDATA[J.W.]]></given-names>
</name>
<name>
<surname><![CDATA[Esty]]></surname>
<given-names><![CDATA[D.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Levy]]></surname>
<given-names><![CDATA[M.A.]]></given-names>
</name>
<name>
<surname><![CDATA[De Sherbinin]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Índice de desempeño ambiental 2018]]></source>
<year>2018</year>
<publisher-loc><![CDATA[New Haven, CT ]]></publisher-loc>
<publisher-name><![CDATA[Yale Center for Environmental Law &amp; Policy]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B58">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ye]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Xiao]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Xiao]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Xu]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[Gao]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Lin]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Biorremediación de solución acuosa contaminada de metales pesados mediante el uso de algas rojas Porphyra leucosticta]]></article-title>
<source><![CDATA[Ciencia y Tecnología del Agua]]></source>
<year>2015</year>
<volume>72</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>1662-6</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
