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<title><![CDATA[EC21 Product Catalogs - 280nm]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/280nm--0548/1/280nm.html]]></link><item>
<title><![CDATA[Cas  50-01-1 Guanidine Hydrochloride]]></title><link><![CDATA[https://dingyanchemical.en.ec21.com/Cas_50_01_1_Guanidine--11841248_12042785.html]]></link><description><![CDATA[nm 
A(260nm) 
≤0.04 
Absorbance (ultraviolet wavelength)280nm 
A(280nm) 
≤0.02 
FQA:
Q1 Can i get some samples 
A1 Yes,
we can supply the free sample, but the shipping cost be paid by our custome]]></description><pubDate><![CDATA[20260527]]></pubDate></item>

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