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<title><![CDATA[EC21 Product Catalogs - ortho]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/ortho--0534/1/ortho.html]]></link><item>
<title><![CDATA[Polyphosphoric Acid PPA]]></title><link><![CDATA[https://lindadeng006.en.ec21.com/Polyphosphoric-Acid-PPA--9717793_9742638.html]]></link><description><![CDATA[ortho-phosphoric acid. 
Usage: Polyphosphoric acid are used as catalyst in the chemical and the petroleum industries for polymerization ,alkylation,dehydration,condensation ,and isomerization process]]></description><pubDate><![CDATA[20151105]]></pubDate></item>

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