Bel-Art Polypropylene Vacuum Desiccator 420220000

- Holds a full vacuum (29.9" Hg 75.9cm) at room temperature for 24 hours; will remain airtight even if not under vacuum
- Neoprene O-ring creates a tight seal down to 0 degrees C without grease
- Includes 0.32 cm thick perforated plate; disposable or reusable desiccant can be placed on or under this plate
- Clear polycarbonate top on a bottom that is either clear polycarbonate or chemical-resistant white polypropylene
- Dimension: 19.7 cm ID, 23 cm Flange OD, 26 cm Height, 19 cm Plate Size
- Order polypropylene stopcock separately