The Bel-Art® Conway Diffusion Cell from SP Scienceware has a knob on the cover to raise it. The circular moat of the cell receives the cover, sealing off the outermost chamber. Sterilizable at 121°C (250ºF). Transparent polypropylene cover.
Specification
Packaging: pack of 3 ea. O.D.: 83 mm. Center depth × diam.: 4 mm × 35 mm. Chamber depth × diam.: 10 mm × 60 mm.