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<title><![CDATA[EC21 Product Catalogs - inks carbon black]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/inks-carbon-black--10120303/1/inks carbon black.html]]></link><item>
<title><![CDATA[OEM Design Blue Solder Mask HASL PCB Board]]></title><link><![CDATA[https://abiscircuits.en.ec21.com/OEM-Design-Blue-Solder-Mask--10316737_10327499.html]]></link><description><![CDATA[Carbon ink,Peelable mask
9
Copper thickness
18um-280um(0.5OZ-8OZ)(normally 1OZ)
10
Solder mask color
green/black/white/red/blue/yellow
11
Outline Tolerance 
±0.13mm
12
Impedance control Tolerance
±]]></description><pubDate><![CDATA[20200402]]></pubDate></item>

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