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<title><![CDATA[EC21 Product Catalogs - nano silver colloid]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/nano silver colloid.html]]></link><item>
<title><![CDATA[Sarpu]]></title><link><![CDATA[https://nanoad.en.ec21.com/Sarpu--2004774_2004801.html]]></link><description><![CDATA[Features
When we produce silver nano and gold nano colloid, we use underwater-plasma technologe which is pro-environment-like without other chemical ingredients, because we use pure silver and gold w]]></description><pubDate><![CDATA[20160721]]></pubDate></item>

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