Glass

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  • Glass Beads, Borosilicate, Soda Lime

    DWK Life Sciences (Kimble)

    Solid Borosilicate (5663F29 to F47) With diameters selected within a tolerance of ±0.5 mm Kimax brand specific gravity is 2.23 Soda Lime Glass (5663L13 - L31) Made of soda lime glass, specific gravity is 2.49, approximately spherical In 1 lb. packages …

  • Porous discs for use in fabrication of special glass apparatus. Available in F, M, C and XC porosities. Pressure Limits: Fritted glassware is designed for low pressure vacuum filtration or gas flow. The MAX differential pressure should not exceed 15 PSI. Thermal Limits: Fritted glassware…

  • Ace Glass pressure tubes and bottles are the premier glass pressure vessels in the industry. Flat-bottomed bottles are rated at 60psi at room temperature while our tubes are rated at 150psi at as much as 120 degrees C. Due to varying conditions, Ace ca

  • Borosilicate Glass Rods

    Friedrich & Dimmock

    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.

  • Made of borosilicate glass Contains minimal heavy metals and is practically free from fluorine and alumina Strong, yet soft and pliable Suitable as a filtering medium due to its low alkali content Maximum service temperature 500°C Fiber diameter 0.008 mm

  • 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…

  • Synthware Inlet Adapters

    Kemtech America

    Synthware inlet adapter with a standard taper inner joint. Design allows introduction of reactants below the surface. The serrated hose connections have an O.D. of 10 mm.

  • 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.

  • 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…

  • Glass Stirring Rod

    United Scientific Supplies

    Soft Glass Stirring Rod, both ends round.

  • U-Shaped Adapters

    Kemtech America

    Synthware U-shaped adapter. With standard taper inner joints at both ends.

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

  • Apparatus provides a convenient and accurate method for the determination of the concentration or purity of active metals and metal hydrides. Metals and metal hydrides that can be analyzed in this manner include borane-methyl sulfide complexes, borane tetrahydrofuran, sodium and lithium as…

  • Replacement vapor duct tube for Buchi rotary evaporators. The 45mm length fits V assemblies and the 160mm length fits A assemblies. End joints are available in [ST] 29/32, [ST] 24/40, or [ST] 29/42 inner. The middle joint is tooled to fit the specific rotary evaporator for which it was designed.…

  • With standard taper outer joints at both ends.

  • Nylon or PTFE bushings for use with any #7 Ace-Thred. Solid bushings are not stoppers (see 5803,5846) but are intended for drilling custom diameter holes. Ferrule designed bushings can be used with either 11710-03 PTFE ferrule for 1/8 inch OD tubes, code -05 for 3/16 inch OD tubes or code -07 for…

  • All glass and PTFE design cleans five NMR tubes of the same, or various, lengths and diameters. PTFE adapter has five positions with flexible 1/8 " PTFE tubing supplied in 9 " lengths that can be cut to desired height. The NMR tube is placed over the tubing and seats in the adapter,…

  • U.S. patent #2,388,633 fabricated from aluminum. This type clamp affords a positive, uniform clamping pressure.

  • Micro impinger designed for sampling of small volumes of air at low jet velocity, as per EPA Method 6. Impinger bottle is graduated from 5 to 30mL in 5mL subdivisions. Both the bottle and stopper have 24/40 standard taper joints. The nozzle being replaced with an extra coarse fritted gas dispersion…

  • Distilling Heads

    Chemglass

    Simple distillation head with a condenser sealed to the adapter at a 75º angle. The top outer joint on the 14/20 size can be converted to a 10/18 thermometer joint by using a CG-1016-27 bushing adapter. The sidearm is sealed at a height for use with a 1” immersion thermometer. The 24/40…

  • Snyder Distillation Column, 3 Section Top Outer Joint: 24/40 Lower Inner Joint: 24/40 Column Height: 150mm Overall Height: 300mm For use with Kuderna-Danish flask.

  • For easy separation of water from reaction or distillation system.

  • One Pound Plastic Jars Chemical Resistant Glass Balls

  • Adapter has an outer luer joint that provides a convenient way to connect solid phase extraction (SPE) cartridges, tubes or syringes to a standard taper inner joint. The adapter provides for easier sample concentration and clean-up while reducing the chances of cross-contamination. The addition of…

  • Design permits the cleaning of four NMR tubes at the same time. With solvent in the reservoir, rapid suction wets the inside of the NMR tube dislodging the contamination. An acetone wash followed by an air stream dries the tube in seconds. Rate of cleaning is approximately 4 tubes per minute. The…

  • This bushing adapter has a male Ace-Thred connection at bottom and a female NPT thread drilled into the center of the top of the bushing. The top FNPT connection matches male Swagelok fittings and facilitates joining plastic or metal tubing to Ace-Thred glass fittings and adapters. This adapter is…

  • 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.

  • Synthware Inlet Adapters

    Kemtech America

    For use with gas inlet tubes or plain stem thermometers. Supplied with one holed rubber adapter.

  • Short Path Distillation Head

    United Scientific Supplies

    Short Path Distillation Head with 24/40 flask joints and 10/30 thermometer port. Distillation head is manufactured from high quality 3.3 borosilicate glass and features a condenser coil and three 1/4" hose nozzles, two for condenser and one for vacuum.

  • Glass Joints

    Corning

    Pyrex Standard Taper Connecting Tubes (5738E14) Arms are approximately 75° apart Equipped with inner Standard Taper joints that are both 24/40 Often used as a still head adapter Still Head Standard Taper Connecting Tubes (5738H82 and L18) Sidearm is at an angle…

  • 75° Bent Distillation Adapters

    DWK Life Sciences (Kimble)

    Ideal for use as a stillhead adapter. With Standard Taper inner joints at each end Both joints are of the same size Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements

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