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<title><![CDATA[EC21 Product Catalogs - sulfur calcined]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/sulfur_calcined--054203/1/sulfur calcined.html]]></link><item>
<title><![CDATA[Lithopone B301/B311]]></title><link><![CDATA[https://syzczz.en.ec21.com/Lithopone_B301_B311--11866666_11866668.html]]></link><description><![CDATA[sulfuric acid with zinc oxide, potassium permanganate and zinc powder are added for solution refinement, and after pressure filtration, a zinc sulfate solution is obtained. Add barium sulfide solutio]]></description><pubDate><![CDATA[20231115]]></pubDate></item>

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