Corning Pyrex Borosilicate Glass High Form Gooch Crucible with 30mm Diameter Coarse Porosity Fritted Disc, 30mL Capacity (Case of 12)
</br></br>
<div style="text-align:left">
<b>[Product Information]</b><br>
<ul>
<li>Fused, fritted glass disc</li>
<li>Polished ends</li>
<li>Pore size: coarse, 40-60 µm, medium, 10-15 µm, fine 4-5.5 µm</li>
</ul>
</div>
</br></br></br></br></br></br></br></br></br></br>

</br></br></br></br></br></br></br></br></br></br>
<img src='http://ecx.images-amazon.com/images/I/31aGIARGoFL.jpg'></br>