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<title><![CDATA[EC21 Product Catalogs - cocoon thread]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/cocoon_thread--052302/1/cocoon thread.html]]></link><item>
<title><![CDATA[Fine Silk Fibroin]]></title><link><![CDATA[https://finecoltd.en.ec21.com/Fine_Silk_Fibroin--11641155_11641346.html]]></link><description><![CDATA[FINE SILK FIBROIN
Silk fibroin is a real silk and is made by removing the outer layer of protein called Sericin from silk thread or cocoon. The fibroin protein has already been recognized by the US F]]></description><pubDate><![CDATA[20230331]]></pubDate></item>

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