M ade with solid PTFE for air tight vacuum work, one of the highest quality products you can find in the market.

With the condenser being a combination of a cold coil and Leibig. Top outer joint is a 10/18 for use with a 50mm immersion thermometer. For best result, use D272440.

With standard taper outer or spherical socket joint at one end and a hose connection at the other end.

Glass mosquito feeder with an outer chamber for circulating 37°C water and an inner chamber into which the blood is injected. Mosquito feeding area is 14mm diameter. Parafilm™ is stretched over the lower portion of the inner chamber. The assembled feeder is held on top of the screened…

3 to 6 mm in diameter Diameter tolerance is ±0.75 mm PYREX solid glass beads are useful for packing in distillation columns, mixing beads and boiling stones. Beads are packaged in 0.45 kg (1 lb) boxes, which have a packing volume of approximately 360 cm 3 or 22 cubic inches.

Reservoirs used for storing high performance, low pressure liquid chromatography mobile phase. Complete reservoir system includes a plastic coated graduated bottle, a standard cap assembly, and solvent and sparging filters. Cap assembly fits GL45 threaded bottles and has a PTFE bulkhead with three…

Borosil® Polished Glass Solid Stirring Rods are constructed from smooth, low-expansion, low-extractable borosilicate glass. Their mechanical strength, excellent heat resistance, and outstanding chemical compatibility make them the perfect general use stirrer. Borosil® Glass Stirrers…

Borosilicate Glass with Fire Polished Ends

Popular sizes in convenient packages Lengths are approximately 4', in packs of 10 lbs. Assortment pack contains each size glass rod, in the following quantities.

Heavy wall pressure vessels have an internal thread for use with PTFE bushings as pressure seals. The unique design allows hand tightening and loosing for easy access into the vessel. O-ring is positioned on the bushing above the thread for improved sealing. Vessels are useful for pressure…

Vigreux distilling column with indentations over the entire length for improved vapor-liquid contact. KIMAX® column has a Standard Taper outer joint at the top and a Standard Taper inner joint at the bottom Manufactured from 33 expansion, low extractable borosilicate glass conforming…

Hollow fritted cylinder at the end of an 8mm O.D. tube. Cylinder is approximately 12mm O.D. x 20mm long. Overall length is approximately 10 inches.

Cylindrical shaped drying tower has a 34/28 ground glass stopper. The stopper has a hole coinciding with a serrated hose connection sealed in the outer portion of the stopper neck and a second hose connection near the base of the cylinder. A hex base is sealed to the bottom of the tower for added stability.

Adapter has a #7 or #15 Chem-Thread at the top for vacuum tight seal of plain stem thermo-meters or any other tube having an O.D. between 4 and 7mm. Supplied complete with a Celcon® compression cap and Viton o-ring.

Jacketed distilling column has indentations on the inner tube to support packing material. The jacket allows the column to be used as a condenser. Column has a top outer and lower inner standard taper joint. All sizes have an I.D. of approximately 10mm.

Cylindrical tube with a centered, sealed in fritted disc, used to construct special apparatus.

Reaction Vessel constructed of borosilicate glass to accommodate the 7854, 7856 or 7857 Immersion Wells. With one 14/20 angled joint for sparger tube, one 24/40 vertical joint for condenser and one #7 Ace-Thred side arm for thermometer. Center joint is 60/40. Bottom of reactor is flat to allow use…

Sweep elbow available in 22.5, 45, 60,and 90 degree angles.

Soft Glass Stirring Rod, both ends round.

Porous fused quartz discs. Porosity sizes are as listed and differ from porosities of borosilicate discs.

Peptide Synthesis Vessel, Solid Phase, Synthware, Capacity: Available in sizes ranging from 10-50mL, Frit Porosity: Coarse or Medium, Frit Diameter: Available in sizes ranging from 15-25mm, GL Thread: 14 or 25 available, Arm OD: 8mm, Supplied with a PTFE lined cap and straight bore PTFE stopcock…

Dean-Stark receiver used for determining the water content of various materials. Can be used with ASTM Method D-95 along with similar ASTM methods. The 10mL size has subdivisions of 0.1 from 0 to 2mL, and 0.2 from 2 to 10mL. The 25mL size has subdivisions of 0.1 from 0 to 2mL and 0.2 from 2 to 25mL.

Glass mosquito feeder, Similar to CG-1835, but with a larger feeding surface. Mosquito feeding area is 50mm diameter. The outer chamber is for circulating 37°C water and an inner chamber into which the blood is injected. Parafilm™ is stretched over the lower portion of the inner chamber.…