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<title><![CDATA[EC21 Product Catalogs - quartz flange]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/quartz_flange--283703/1/quartz flange.html]]></link><item>
<title><![CDATA[Opaque Joint Quartz Flange]]></title><link><![CDATA[https://quartzdx.en.ec21.com/Opaque_Joint_Quartz_Flange--4594250_6658520.html]]></link><description><![CDATA[Introduction:
This clear quartz tube has the typical characteristics of high purity, good spectral transmission, well controlled dimension, lower OH and so on. It serves as the first choice of heat r]]></description><pubDate><![CDATA[20140420]]></pubDate></item>

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