Bell Jar

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Bell Jar
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  • Glass Bell Jars

    Fischer Technical

    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.

  • PYREX Bell Jars


    … 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.

  • These specially blown, sturdy, approximately PYREX® round bottom bell jars have a fine ground finish at the open end. The jar is supplied without a bottom rim flange. The flat ground bearing surface has a contact area equal to the wall thickness at the open end of the jar.

  • Vacuum Chambers, Jars

    Thermo Scientific Nalgene

    Nalge 5305 series Transparent polyetherimide with amber cast As furnished with 1577T14 and 1577T18 Bell Jars. Replacement gaskets are available.

  • Suitable for bell jars with up to 9" Diameter Flange, Complete with a shut off valve.

  • Large interior volume provides maximum interior clearances Clear polycarbonate top and white polypropylene bottom have extra heavy walls to eliminate danger of implosion All clear versions for easy viewing Polypropylene stopcock has a Teflon® plug which turns easily, allowing…

  • Nucerite Desiccator Plates

    Thermo Scientific Nalgene

    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…

  • Vacuum Chambers, Base Plate

    Thermo Scientific Nalgene

    White polycarbonate Plate is 13 1/2” x 1” thick, with three concentric Neoprene gaskets, 8”, 11 1/8” and 9” o.d. Gaskets lie in channels separated by concentric ridges which serve to center and to brace rim of bell jar.

  • Chemically resistant Glazed on top Large hole in center Numerous small perforations 6 mm thick. Plates with 5 mm holes are for Fruhling and Schultz desiccators Diameter of center hole is 11 mm for 3760H35, 23 mm for all others

  • Vacuum Pump Plates

    Fischer Technical

    For use with bell jars up to 9" in diameter Plate is nickel-plated steel, 1 1/2" thick, ground flat to seal Has 1/4" hose connector; vacuum release valve and rubber sealing gaskets

  • Holds a vacuum of 740 mm of Hg for 24 hours Lightweight and shatterproof vacuum desiccator; lid of transparent polycarbonate Removable pan holds calcium chloride or other drying agents; is non-corrosive Does not include desiccant or plate.

  • …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

  • Polypropylene Desiccators with Stopcock

    Thermo Scientific Nalgene

    Clearly view 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…

  • Vacuum Pump Accessory Kit

    Fischer Technical

    …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 NOT…

  • …packs of two or cases of twelve. High Vacuum Grease This vacuum grease helps provide a proper seal between the vacuum pump plate and the bell jar so that high vacuum pressures can be achieved. High Vacuum Inline Filter The inline air filter features 24 square inches of filter media…

  • Withstand temperatures to 150°C Three diameters 4.8 mm thick These desiccator plates have excellent resistance to thermal shock, are non-combustible, asbestos free, stable and chemical resistant. Plates withstand temperatures to 150°C. Circular plates are perforated with…

  • These PYREX® desiccator cover sleeve rings are replacements for 2.2L desiccators No. 3118-160.

  • Laboratory High Vacuum Pump

    Fischer Technical

    …OD for 1/2” ID tubing on the 7cfm and 10cfm. Operating temperature is 30º F to 170ºF.  Ideal for use with vacuum ovens, bell jars, desiccators, and many more applications. Pumps achieve an ultimate vacuum of 25 microns in laboratory conditions. Tubing with 2ea. hose clamps,…

  • Vacuum Chambers

    Thermo Scientific Nalgene

    …polyetherimide jar inverted on white polycarbonate base plate that has removable tubing adapter for connection to 1/4-inch i.d. vacuum tubing Vacuum rating 29 inches Hg @ 25°C Jar has amber cast and seals against Neoprene gasket in base Molded circular ridges on base help to center jar,

  • Lung Apparatus

    GSC International, Inc.

    …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 pressure is lowered inside the…

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