Space Saver Polycarbonate Vacuum Desiccator 420220000, 0.20 Cu. Ft., Clear Bottom, 1/PK

Bel-art space saver polycarbonate vacuum desiccator 420220000, 0.20 cu. Ft., clear bottom, 1/pk space saver desiccators will hold a full vacuum (29.9" hg 75.9cm) at room temperature for 24 hours and remain airtight even if not under vacuum. A polypropylene stopcock with ptfe plug accepts 6.4mm (1/4") i.d. Tubing and allows a controlled entrance of air preventing unnecessary turbulence. The flat-top dome maximizes interior space while a neoprene o-ring assures a tight seal down to 0c without the need for grease (ring will not be harmed if grease is used.) all models include a 0.32 cm (1/8") thick perforated plate.