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<title><![CDATA[EC21 Product Catalogs - crystal rough]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/crystal_rough--100103/1/crystal rough.html]]></link><item>
<title><![CDATA[Offer 4 Inch GaAs Polished Wafer]]></title><link><![CDATA[https://walliam999.en.ec21.com/Offer_4_Inch_GaAs_Polished--6542750_6543546.html]]></link><description><![CDATA[Crystal orientation: &lt;100&gt; &lt;111&gt; surface: single/double side polished no scratch, no saw mark, no chip, no stain packing Aluminum foil vacuum packing particle &lt;10 &amp; 0.3um,&lt;10 &amp; 0.2um roughness&lt;0.5nm ]]></description><pubDate><![CDATA[20120406]]></pubDate></item>

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