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<title><![CDATA[EC21 Product Catalogs - blue chalk]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/blue_chalk--2717/1/blue chalk.html]]></link><item>
<title><![CDATA[Brightness Meter]]></title><link><![CDATA[https://pnshar.en.ec21.com/Brightness_Meter--6797758_6797789.html]]></link><description><![CDATA[chalk, etc. It can also be used to test the optical performance of sheet materials, for example, opacity test. APPLICATIONS: Paper, Board, Pulps, Chemical fiber, Textile, Plastic, Ceramic, Enamel, Fe]]></description><pubDate><![CDATA[20120615]]></pubDate></item>

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