<?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>0250-5460</journal-id>
<journal-title><![CDATA[Revista Boliviana de Química]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Bol. Quim]]></abbrev-journal-title>
<issn>0250-5460</issn>
<publisher>
<publisher-name><![CDATA[Universidad Mayor de San Andrés]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0250-54602021000400155</article-id>
<article-id pub-id-type="doi">10.34098/2078-3949.38.4.3</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Removal of 2-Nitrophenol, 2,4-Dinitrophenol and 2,4,6-Trinitrophenol from aqueous solution through adsorption on Cobalt, Nickel and tungsten ferrocyanides]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bhushan Tewari]]></surname>
<given-names><![CDATA[Brij]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Grant]]></surname>
<given-names><![CDATA[Tricia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,aff1  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>10</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>10</month>
<year>2021</year>
</pub-date>
<volume>38</volume>
<numero>4</numero>
<fpage>155</fpage>
<lpage>167</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.bo/scielo.php?script=sci_arttext&amp;pid=S0250-54602021000400155&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.bo/scielo.php?script=sci_abstract&amp;pid=S0250-54602021000400155&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.bo/scielo.php?script=sci_pdf&amp;pid=S0250-54602021000400155&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Cobalt, nickel and tungsten ferrocyanides were synthesized and characterized by elemental and spectral studies. Removal of 2-nitrophenol, 2, 4-dinitrophenol and 2,4, 6-trinitrophenol from aqueous solution through adsorption on synthesized metal ferrocyanides were studied in the pH range 1.0 - 10.0 and at a temperature of 30 ± 1º C. The Langmuir type of adsorption is followed in the concentration range of 10-3 M to 10-4 M for 2-nitrophenol, 2,4-dinitrophenol and 2,4,6-trinitrophenol solutions. The 2,4,6-trinitrophenol and 2-nitrophenol were found to have maximum and minimum affinity with all three metal ferrocyanides studied. Nickel and tungsten ferrocyanides were found to have higher and lower adsorption capacity with all three substituted phenols.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Los ferrocianuros de cobalto, níquel y tungsteno se sintetizaron y caracterizaron mediante estudios elementales y espectrales. Se estudió la eliminación de 2-nitrofenol, 2,4-dinitrofenol y 2,4,6-trinitrofenol de una solución acuosa mediante adsorción en ferrocianuros metálicos sintetizados en el rango de pH 1.0 - 10.0 y a una temperatura de 30 ± 1º C. La adsorción de tipo Langmuir se siguió en el rango de concentración de 10-3 M a 10-4 M para las soluciones de 2-nitrofenol, 2,4-dinitrofenol y 2,4,6-trinitrofenol. Se encontró que el 2,4,6-trinitrofenol y 2-nitrofenol tenían afinidad máxima y mínima con los tres ferrocianuros metálicos estudiados. Se encontró que los ferrocianuros de níquel y tungsteno tienen mayor y menor capacidad de adsorción con los tres fenoles sustituidos.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Removal]]></kwd>
<kwd lng="en"><![CDATA[2-Nitrophenol]]></kwd>
<kwd lng="en"><![CDATA[2,4-Dinitrophenol]]></kwd>
<kwd lng="en"><![CDATA[2,4,6-Trinitrophenol]]></kwd>
<kwd lng="en"><![CDATA[Adsorption]]></kwd>
<kwd lng="en"><![CDATA[Metal ferrocyanides]]></kwd>
<kwd lng="es"><![CDATA[Eliminación]]></kwd>
<kwd lng="es"><![CDATA[2-Nitrofenol]]></kwd>
<kwd lng="es"><![CDATA[2,4-Dinitrofenol]]></kwd>
<kwd lng="es"><![CDATA[2,4,6-Trinitrofenol]]></kwd>
<kwd lng="es"><![CDATA[Adsorción]]></kwd>
<kwd lng="es"><![CDATA[Ferrocianuros metálicos]]></kwd>
</kwd-group>
</article-meta>
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