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	<id>https://www.lenciclopedia.org/w/index.php?action=history&amp;feed=atom&amp;title=Bureta</id>
	<title>Bureta - Historial de revisions</title>
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	<updated>2026-05-09T21:05:04Z</updated>
	<subtitle>Historial de revisions per a esta pàgina en la wiki</subtitle>
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	<entry>
		<id>https://www.lenciclopedia.org/w/index.php?title=Bureta&amp;diff=371287&amp;oldid=prev</id>
		<title>Jose2 en 18:26 14 dec 2024</title>
		<link rel="alternate" type="text/html" href="https://www.lenciclopedia.org/w/index.php?title=Bureta&amp;diff=371287&amp;oldid=prev"/>
		<updated>2024-12-14T18:26:05Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Revisió anterior&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revisió de 18:26 14 dec 2024&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l3&quot;&gt;Llínea 3:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llínea 3:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;La &amp;#039;&amp;#039;&amp;#039;bureta&amp;#039;&amp;#039;&amp;#039; és un recipient de forma allargada, graduada, tubular de diàmetro intern uniforme, depenent del volum, de litros. El seu us principal es dona entre el seu us volumètric, per la necessitat de medir en precisió volums de líquits a una determinada temperatura.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;La &amp;#039;&amp;#039;&amp;#039;bureta&amp;#039;&amp;#039;&amp;#039; és un recipient de forma allargada, graduada, tubular de diàmetro intern uniforme, depenent del volum, de litros. El seu us principal es dona entre el seu us volumètric, per la necessitat de medir en precisió volums de líquits a una determinada temperatura.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;== Tipos == &lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Els dos tipos principals de buretes són:&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Els dos tipos principals de buretes són:&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;

&lt;!-- diff cache key lenciclopediaorg:diff:1.41:old-371286:rev-371287:php=table --&gt;
&lt;/table&gt;</summary>
		<author><name>Jose2</name></author>
	</entry>
	<entry>
		<id>https://www.lenciclopedia.org/w/index.php?title=Bureta&amp;diff=371286&amp;oldid=prev</id>
		<title>Jose2 en 18:25 14 dec 2024</title>
		<link rel="alternate" type="text/html" href="https://www.lenciclopedia.org/w/index.php?title=Bureta&amp;diff=371286&amp;oldid=prev"/>
		<updated>2024-12-14T18:25:26Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
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				&lt;col class=&quot;diff-content&quot; /&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Revisió anterior&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revisió de 18:25 14 dec 2024&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l16&quot;&gt;Llínea 16:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llínea 16:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Vore també ==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Vore també ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* [[Pipeta]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* [[Pipeta]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;  &lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Referències ==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Referències ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* [https://web.archive.org/web/20041024082522/http://www.dartmouth.edu/~chemlab/techniques/buret.html Using a Burette (en [[anglés]])]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* [https://web.archive.org/web/20041024082522/http://www.dartmouth.edu/~chemlab/techniques/buret.html Using a Burette (en [[anglés]])]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Jose2</name></author>
	</entry>
	<entry>
		<id>https://www.lenciclopedia.org/w/index.php?title=Bureta&amp;diff=322364&amp;oldid=prev</id>
		<title>Jose2 en 17:16 26 maig 2024</title>
		<link rel="alternate" type="text/html" href="https://www.lenciclopedia.org/w/index.php?title=Bureta&amp;diff=322364&amp;oldid=prev"/>
		<updated>2024-05-26T17:16:18Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
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				&lt;tr class=&quot;diff-title&quot; lang=&quot;vlc&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Revisió anterior&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revisió de 17:16 26 maig 2024&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l12&quot;&gt;Llínea 12:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llínea 12:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Atres fonts d&amp;#039;error són les gotes que queden adherides en la part inferior (error per defecte), chicotetes bombetes d&amp;#039;aire situades despuix de la clau (també error per defecte) i procurar que el buidat no siga massa ràpit, per a evitar que quede líquit adherit a l&amp;#039;interior de la bureta. També és molt convenient protegir la part superior per a evitar contaminació per pols.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Atres fonts d&amp;#039;error són les gotes que queden adherides en la part inferior (error per defecte), chicotetes bombetes d&amp;#039;aire situades despuix de la clau (també error per defecte) i procurar que el buidat no siga massa ràpit, per a evitar que quede líquit adherit a l&amp;#039;interior de la bureta. També és molt convenient protegir la part superior per a evitar contaminació per pols.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;En aplegar al punt final, si queda una gota penjant de l&#039;orifici d&#039;eixida, és convenient arreplegar-la tocant-la suaument en el recipient receptor (usualment serà un matraz d&#039;Erlenmeyer), per a evitar errors per defecte. Açò és degut a que una gota són aproximadament 0,05 ml i en ocasions en volums chicotets pot supondre un error important.  &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;En aplegar al punt final, si queda una gota penjant de l&#039;orifici d&#039;eixida, és convenient arreplegar-la tocant-la suaument en el recipient receptor (usualment serà un matraz d&#039;Erlenmeyer), per a evitar errors per defecte. Açò és degut a que una gota són aproximadament 0,05 ml i en ocasions en volums chicotets pot supondre un error important. &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;  &lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Vore també ==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Vore també ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Jose2</name></author>
	</entry>
	<entry>
		<id>https://www.lenciclopedia.org/w/index.php?title=Bureta&amp;diff=301669&amp;oldid=prev</id>
		<title>Reval en 09:57 14 feb 2024</title>
		<link rel="alternate" type="text/html" href="https://www.lenciclopedia.org/w/index.php?title=Bureta&amp;diff=301669&amp;oldid=prev"/>
		<updated>2024-02-14T09:57:58Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;vlc&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Revisió anterior&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revisió de 09:57 14 feb 2024&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l12&quot;&gt;Llínea 12:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llínea 12:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Atres fonts d&amp;#039;error són les gotes que queden adherides en la part inferior (error per defecte), chicotetes bombetes d&amp;#039;aire situades despuix de la clau (també error per defecte) i procurar que el buidat no siga massa ràpit, per a evitar que quede líquit adherit a l&amp;#039;interior de la bureta. També és molt convenient protegir la part superior per a evitar contaminació per pols.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Atres fonts d&amp;#039;error són les gotes que queden adherides en la part inferior (error per defecte), chicotetes bombetes d&amp;#039;aire situades despuix de la clau (també error per defecte) i procurar que el buidat no siga massa ràpit, per a evitar que quede líquit adherit a l&amp;#039;interior de la bureta. També és molt convenient protegir la part superior per a evitar contaminació per pols.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;En aplegar al punt final, si queda una gota penjant de l&#039;orifici d&#039;eixida, és convenient arreplegar-la tocant-la suaument en el recipient receptor (usualment serà un matraz d&#039;Erlenmeyer), per a evitar errors per defecte. Açò és degut a que una gota són aproximadament 0,05 ml i en ocasions en volums chicotets pot supondre un error important.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;En aplegar al punt final, si queda una gota penjant de l&#039;orifici d&#039;eixida, és convenient arreplegar-la tocant-la suaument en el recipient receptor (usualment serà un matraz d&#039;Erlenmeyer), per a evitar errors per defecte. Açò és degut a que una gota són aproximadament 0,05 ml i en ocasions en volums chicotets pot supondre un error important.  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Vore també ==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Vore també ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Reval</name></author>
	</entry>
	<entry>
		<id>https://www.lenciclopedia.org/w/index.php?title=Bureta&amp;diff=254194&amp;oldid=prev</id>
		<title>Jose2: Pàgina nova, en el contingut: «Bureta  La &#039;&#039;&#039;bureta&#039;&#039;&#039; és un recipient de forma allargada, graduada, tubular de diàmetro intern uniforme, depenent del volum,…»</title>
		<link rel="alternate" type="text/html" href="https://www.lenciclopedia.org/w/index.php?title=Bureta&amp;diff=254194&amp;oldid=prev"/>
		<updated>2023-01-10T11:44:50Z</updated>

		<summary type="html">&lt;p&gt;Pàgina nova, en el contingut: «&lt;a href=&quot;/w/index.php?title=Archiu:Burette.svg&amp;amp;action=edit&amp;amp;redlink=1&quot; class=&quot;new&quot; title=&quot;Archiu:Burette.svg (no escrit encara)&quot;&gt;thumb|80px|Bureta&lt;/a&gt;  La &amp;#039;&amp;#039;&amp;#039;bureta&amp;#039;&amp;#039;&amp;#039; és un recipient de forma allargada, graduada, tubular de diàmetro intern uniforme, depenent del volum,…»&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Pàgina nova&lt;/b&gt;&lt;/p&gt;&lt;div&gt;[[File:Burette.svg|thumb|80px|Bureta]]&lt;br /&gt;
&lt;br /&gt;
La &amp;#039;&amp;#039;&amp;#039;bureta&amp;#039;&amp;#039;&amp;#039; és un recipient de forma allargada, graduada, tubular de diàmetro intern uniforme, depenent del volum, de litros. El seu us principal es dona entre el seu us volumètric, per la necessitat de medir en precisió volums de líquits a una determinada temperatura.&lt;br /&gt;
&lt;br /&gt;
Els dos tipos principals de buretes són:&lt;br /&gt;
&lt;br /&gt;
* Bureta de Geissler, la clau és de [[vidre]] esmerilat; es deu evitar que el líquit estiga molt temps en contacte en la bureta, puix determinats líquits apleguen a obstruir, i inclús immovilisar, este tipo de claus.&lt;br /&gt;
* Bureta de Mohr, la clau ha segut substituïda per un tubo de goma en una bola de vidre en el seu interior, que actua com una vàlvula.&lt;br /&gt;
&lt;br /&gt;
Les claus estan fabricades en materials com el vidre (que és atacat per bases) i [[teflón]], inert, resistent i molt aconsellable per a dissoldre substàncies orgàniques. En el cas d&amp;#039;usar claus de vidre, és recomanable no usar un lubrificant per a assegurar un bon tancament, degut a que arruïnaria la substància a medir. Un tipo de clau més simple és la clau Bunsen, que consistix simplement en situar una perla de vidre fermament subjecta dins d&amp;#039;un tubo de goma. En deformar el tubo per mig d&amp;#039;una clau, est deixa passar el líquit.&lt;br /&gt;
&lt;br /&gt;
Atres fonts d&amp;#039;error són les gotes que queden adherides en la part inferior (error per defecte), chicotetes bombetes d&amp;#039;aire situades despuix de la clau (també error per defecte) i procurar que el buidat no siga massa ràpit, per a evitar que quede líquit adherit a l&amp;#039;interior de la bureta. També és molt convenient protegir la part superior per a evitar contaminació per pols.&lt;br /&gt;
&lt;br /&gt;
En aplegar al punt final, si queda una gota penjant de l&amp;#039;orifici d&amp;#039;eixida, és convenient arreplegar-la tocant-la suaument en el recipient receptor (usualment serà un matraz d&amp;#039;Erlenmeyer), per a evitar errors per defecte. Açò és degut a que una gota són aproximadament 0,05 ml i en ocasions en volums chicotets pot supondre un error important.&lt;br /&gt;
&lt;br /&gt;
== Vore també ==&lt;br /&gt;
* [[Pipeta]]&lt;br /&gt;
&lt;br /&gt;
== Referències ==&lt;br /&gt;
* [https://web.archive.org/web/20041024082522/http://www.dartmouth.edu/~chemlab/techniques/buret.html Using a Burette (en [[anglés]])]&lt;br /&gt;
* [http://quercuslab.es/blog/como-preparar-correctamente-una-bureta/ Cómo preparar correctamente una bureta (en [[castellà]]]&lt;br /&gt;
&lt;br /&gt;
== Bibliografia ==&lt;br /&gt;
* Chi, K. R. (2009). «Let&amp;#039;s get physical: How to modify your tools to prevent pain at the bench.» The Scientist, Jan, sección Lab Tools, 52-54&lt;br /&gt;
&lt;br /&gt;
== Enllaços externs ==&lt;br /&gt;
{{Commonscat|Burettes}}&lt;br /&gt;
&lt;br /&gt;
[[Categoria:Química]]&lt;/div&gt;</summary>
		<author><name>Jose2</name></author>
	</entry>
</feed>