Bel-Art Conway Diffusion Cell; 83mm O.D. (Pack of 3) (F40941-0000)</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>A knob on the cover is used to raise it， and the circular moat of the cell receives the cover， sealing off the outermost chamber</li><li>Sterilizable at 121 degreeC (250degreeF); autoclavable</li><li>Assay CO2， Ammonia or alcohol levels in blood or serum using the diffusion method</li><li>Obrink modification of the conway diffusion cell; transparent polypropylene cover</li><li>4mm Moat depth; 10mm D x 60mm dia chamber; 4mm D x 35mm dia center</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/31j9ywpAnzL.jpg' noproxy></br>