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	<title>鱼越长空 &#187; 三鹿奶粉，检测方法，质检</title>
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		<title>我看三鹿奶粉事件(三)&#8212;&#8212;检测方法</title>
		<link>http://oceafly.com/2008/10/test-method/</link>
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		<pubDate>Thu, 02 Oct 2008 13:24:04 +0000</pubDate>
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				<category><![CDATA[检测]]></category>
		<category><![CDATA[三鹿奶粉，检测方法，质检]]></category>

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		<description><![CDATA[三聚氰胺快速筛选方法]]></description>
			<content:encoded><![CDATA[<p class="MsoNormal" style="margin: 0cm 0cm 0pt">
<div class="MsoNormal" style="margin: 0cm 0cm 0pt" align="left"><span lang="EN-US"><span style="font-size: small; font-family: calibri"><span style="font-family: 宋体; mso-ascii-font-family: calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: 宋体; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: calibri; mso-hansi-theme-font: minor-latin">&nbsp; </span></span></span></div>
<p><span lang="EN-US"><span style="font-size: small; font-family: calibri"><span lang="EN-US"><font style="font-size: small" face="Calibri">
<p align="justify"><span lang="EN-US"><span style="font-size: small; font-family: calibri"><span style="font-family: 宋体; mso-ascii-font-family: calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: 宋体; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: calibri; mso-hansi-theme-font: minor-latin"> 今天看到一个新闻</span><span lang="EN-US">,</span><span style="font-family: 宋体; mso-ascii-font-family: calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: 宋体; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: calibri; mso-hansi-theme-font: minor-latin">就是科技部征集三聚氰胺的检测方法</span><span lang="EN-US">,</span><span style="font-family: 宋体; mso-ascii-font-family: calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: 宋体; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: calibri; mso-hansi-theme-font: minor-latin">有点感触。本来这件事根本就不算一个问题</span><span lang="EN-US">,</span><span style="font-family: 宋体; mso-ascii-font-family: calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: 宋体; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: calibri; mso-hansi-theme-font: minor-latin">因为三聚氰胺的检测其实早就有了比较成熟的方法，我当初在美国的毒宠物食品事件的时候也做了一些资料收集。从我收集的资料看，检测方法并不算复杂，主要是液相色谱和气相色谱法，一个有经验的检测机构，都应该能在较短的时间内完成基本的检测方法建立，形成检测能力。不过看到科技部的征集要求，看来只是这样检测还是不够的。</span></span></span></p>
<p align="justify"><span lang="EN-US"><span style="font-size: small; font-family: calibri"><span style="font-family: 宋体; mso-ascii-font-family: calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: 宋体; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: calibri; mso-hansi-theme-font: minor-latin">科技部的要求：</span> </span></span></p>
<p><span lang="EN-US"><span style="font-size: small; font-family: calibri">
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<div align="justify"><span style="font-family: 宋体; mso-ascii-font-family: calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: 宋体; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: calibri; mso-hansi-theme-font: minor-latin">对三聚氰胺的检测准确，检测限小于或等于</span><span lang="EN-US">2mg/kg(L)</span><span style="font-family: 宋体; mso-ascii-font-family: calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: 宋体; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: calibri; mso-hansi-theme-font: minor-latin">，重现性好；</span><span lang="EN-US">&nbsp;</span></div>
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<div align="justify"><span style="font-family: 宋体; mso-ascii-font-family: calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: 宋体; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: calibri; mso-hansi-theme-font: minor-latin">适合现场、快速检测，平均每个样品检测时间小于</span><span lang="EN-US">30</span><span style="font-family: 宋体; mso-ascii-font-family: calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: 宋体; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: calibri; mso-hansi-theme-font: minor-latin">分钟</span><span lang="EN-US">(</span><span style="font-family: 宋体; mso-ascii-font-family: calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: 宋体; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: calibri; mso-hansi-theme-font: minor-latin">包括样品前处理时间</span><span lang="EN-US">)</span><span style="font-family: 宋体; mso-ascii-font-family: calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: 宋体; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: calibri; mso-hansi-theme-font: minor-latin">；</span></div>
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<div align="justify"><span style="font-family: 宋体; mso-ascii-font-family: calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: 宋体; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: calibri; mso-hansi-theme-font: minor-latin">技术产品或仪器设备成本较低，运行费用低。</span></div>
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<p><span lang="EN-US"><font style="font-size: small" face="Calibri">
<p align="justify"><span style="font-family: 宋体; mso-ascii-font-family: calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: 宋体; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: calibri; mso-hansi-theme-font: minor-latin"> 从这些要求可以看出，现在的检测方法已经不堪重负，因为用现在的方法大概每个样品用最快的速度处理大概都要</span><span lang="EN-US">8</span><span style="font-family: 宋体; mso-ascii-font-family: calibri; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: 宋体; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: calibri; mso-hansi-theme-font: minor-latin">小时才能出结果，而众所周知，现在可以说和乳制品相关的一切产品都要进行批批检验，这还不算每天收购的原奶的原料检验。所以最近的相关检测机构肯定都是超负荷运转，恐怕已很难支撑下去。所以急需快速的筛选方法，来进行快速筛选，只有这样，才能运转下去。其实这种方法也不用过于准确，只要有足够的检出限就可以了，筛选完的样品再进行定量检测就可以了。我觉得这种方法应该很快就会有人想出来了，因为集中全力的话，人的智慧潜力是无穷的，我们拭目以待吧。</span></p>
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