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This strong, shatterproof desiccator will hold a full vacuum (29.9" Hg [759mm]) at room temperature for 24 hours and will remain air tight even if not under vacuum.
--The stopcock handle is a highly visible red and has a port which accepts 1/4" (6.4mm) I.D. tubing.
--A Neoprene O-ring seal which does not require grease, but is not harmed if grease is used.
--A polypropylene plate rests on the retaining ledge of the bottom section and has a center hole for easy removal.
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