Glass Bell Jars

High quality glass bell jars with a glass knob at the top.  Ground flange to allow an excellent seal to vacuum pump plates. Safe at high pressures.

… Bottom flange has a finely ground finish to assure tight sealing with ground glass plates Dimensions (ID x OD): 1577J18 Jar: 5 1/8” x 5 1/2”; 1577J33 Jar: 6 1/8” x 6 1/2”; 1577J48 Jar: 8 3/8” x 8 3/4”. Height of jar (excluding knob) given in listings below.

…happens to a balloon at high vacuum plus much more! Vacuum Pump Kit includes: LAV-3/G 3cfm vacuum pump 1 EA Acrylic Pump Plate 1 EA 6"x11" Glass Bell Jar 5' High Vacuum Tubing 2 Hose Clamps 1 Quart High Vacuum Pump Oil 3 EA Balloons 1 EA Petri Dish

…to a balloon at high vacuum plus much more! Vacuum Pump Accessory Kit includes: 1 EA Acrylic Pump Plate 1 EA 6"x11" Glass Bell Jar 5' High Vacuum Tubing 2 Hose Clamps 1 Quart High Vacuum Pump Oil 3 EA Balloons 1 EA Petri Dish NOTE: Vacuum Pump…

…contents with the transparent PC cover of the Thermo Scientific™ Nalgene™ Polypropylene Desiccator with Stopcock. Lighter in weight than glass, the robust polypropylene body is compatible with all solid desiccants and protects against breakage. This desiccator is for room temperature use…

Guaranteed unbreakable Greater resistance to thermal shock than porcelain Fire polished, corrosion-resistant, inert, non-stick glass surfaces bonded to metal Marked with numbered quadrants for easy location of crucibles and other containers, allows use by several people Diameter 9 inches; fits…

Eliminates the need for lubricants and vacuum greases on ground-glass joints, desiccators, bell jars, etc. Provides a vacuum-tight seal, yet will release readily even after long periods of time.

Eliminates the need for lubricants and vacuum greases on ground-glass joints, desiccators, bell jars, etc. Provides a vacuum-tight seal, yet will release readily even after long periods of time.

…filled with air by the relaxation and contraction of the diaphragm muscle. Two balloons are attached to a glass "Y"-tube and simulate the lungs. The chest cavity is a plastic bell jar. The rubber sheet is used to represent the diaphragm. As the diaphragm is pulled downward, the atmospheric…