Its possible the countertop was enhanced...If thats the case then you may need to apply a color enhancer. <br><br><div class="gmail_quote">On Fri, May 11, 2012 at 7:13 AM, Eric - DGG <span dir="ltr">&lt;<a target="_top" href="mailto:eric@dirtygroutguys.com" target="_blank">eric@dirtygroutguys.com</a>&gt;</span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">   Granite countertop next to sink, along open seam. Customer asks if removal of old stain is possible. Customer cannot state the exact cause of stain. But as it&#39;s next to sink, one assumes organic or oil.<div>
 </div><div>

   So I poultice with DE &amp; 40% hydrogen peroxide.</div><div> </div><div>   <a target="_top" href="http://goo.gl/CwelC" target="_blank">http://goo.gl/CwelC</a></div><div> </div><div>   After 48 hours, customer removed poultice and reports:</div>
<div>

 </div><div>   &quot;You are a miracle worker. Stain is gone. But now the spot is too clean for the surrounding area. I trust you can blend the effect.&quot;<br><div> </div><div>   I&#39;m only guessing that we pulled the color out of the stone? I haven&#39;t seen it personally yet, but am just looking for options. Other than poulticing the whole countertop. Is it possible to darken?</div>


<div> </div><div>   It&#39;s not a complete disaster as customer was on the verge of replacement anyway, but was willing to give us a shot.</div><div><div> </div><div> <br clear="all">Eric Lewis, Technical Mgr<div>DirtyGroutGuys.com<br>


West Chester, PA 19380</div><br>
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</blockquote></div><br><br clear="all"><div><br></div>-- <br><img src="http://www.stoneforensics.com/stone-detective.png" width="200" height="129"><div>Frederick M. Hueston PhD<br><a target="_top" href="http://www.stoneforensics.com" target="_blank">www.stoneforensics.com</a><br>
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