Chemglass

Chemglass

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  • Solid Cap, PTFE Seal, GL-14 Thread

    Cap is made from PBT (thermoplastic polyester) and will withstand temperatures from -45 to 200°C. PTFE seal is also available separately.

  • Polypropylene Non-Sterile Syringe Dispenser Packs

    Dispenser packs of non-sterile syringes make sense. They're more economical and easier on the environment. Available in both luer slip and luer lock styles. Convenient dispenser cartons Reduced waste No wrappers to remove Require less storage space These all polypropylene syringes are latex-free...

  • Insert Glasses

    Both glass and plastic inserts have been engineered to fit the opening of standard opening screw thread and standard opening crimp top vials containing a nominal I.D. of 5mm. Inserts are available assembled with polymer bottom spring or patented Top Spring™. The polymer spring acts as a shock...

  • Plate Glass, Square, Borosilicate

    Pyrex® or Duran® borosilicate plate glass. The 1/16in, 1/8in and 1/4in thick plates have edges that are cut and swiped. The 1/2in thick and over have ground edges.

  • #1.5 Corning 0211 Glass Square Cover Slips

    Corning Cover slips are manufactured from Corning 0211 Float Glass, #1.5 thickness (0.16 to 0.19mm). Sold in packages of 1oz.

  • Septum Stoppers, Sleeve Type

    Sleeve type stoppers with a hollow plugs and sleeve extensions that folds down over the neck of a vessel, tubing, etc. The diaphragm can be punctured with a syringe needle, re-sealing after the needle is withdrawn. Available in either RED or WHITE rubber.

  • Pressure Vessel, Heavy Wall

    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 reactions...

  • NORELL™ Standard Series™ NMR Tubes

    NORELL™ Standard Series™ NMR Tubes are manufactured out of ASTM Type 1 Class B glass, commonly referred to as N-51A. Applications that are suited for using this type of glass are routine NMR, where samples are run under room temperatures with no thermal gradients, for auto-sampling...

  • Adapters, Vacuum Filtration

    Adapters are used for reduced pressure filtration with plain stem buchner funnels. Top is tooled to accept the listed size of pluro-stopper. Serrated hose connection has an O.D. of 10mm at the largest serration. FOR PLURO STOPPERS SEE CG-1401.

  • PTFE Covered SS Stirring Shaft

    10mm O.D. shaft is constructed using a molding process whereas the blade is molded directly onto the PTFE coated stainless steel shaft. This makes the stirrer chemically inert, easy to clean and can be used up to 280°C. The top of the shaft has 50mm of exposed 1/4" diameter stainless steel...

  • Adapters, PTFE, Thermocouple, Perfluoro O-Ring

    PTFE adapter for use with either 1/8"; or 1/4"; thermocouples. Adapter has an outer Perfluoro o-ring to form a grease-free, airtight seal between the adapter and the listed size of outer joint. The compression nut works in conjunction with the upper Perfluoro o-ring to provide a airtight...

  • Flasks, Storage, Side Arm, Airfree®, Schlenk

    Round bottom storage flask with a standard taper outer joint on the sidearm. The 50, 100 and 250mL sizes have a 0-4mm Chem-Vac™ Chem-Cap® valve while the 500 and 1000mL sizes have a 0-8mm valve size.

  • Minum-Ware® Recrystallizing Tubes

    Used for microscale recrystallizing of small quantities of reaction product. Consists of a glass outer tube with a non-uniform grind to purposely allow leakage, and a PTFE inner plug. The PTFE inner plug fits both the 1.0ml and 2.0ml capacity outer tubes. Capacity listed is the volume of the tube...

  • Flasks, Erlenmeyer, GL Threads

    Flask has a GL screw thread top and is supplied complete with a polypropylene liner less closure and pouring ring. Graduated to approximate volumes.

  • Reaction Vessel

    One-Piece Reaction Vessel, 5-Nk, 50mL: 19/22 Outer CN, (1) 10/18 Outer SN, (1) 14/20 Outer SN, and (2) 19/22 Outer SN's. Vessel is graduated from 10 to 50mL. Body outside diameter is 43mm. Equivalent to Mettler EasyMax 102/402 Part # 5116172.Mettler Easymax® is a registered trademark of...

  • Tru-Stir Stirrer Shaft Coupling

    The unique design of our Tru-Stir™ stirrer shaft coupling eliminates the need to use rubber hose or universal adapters to attach your stirrer shafts to overhead stir motors. Coupling incorporates a unique helical stainless steel spring permitting up to 1/4” of offset misalignment and...

  • 2800mL Fernbach With 3 Bottom Baffles Flasks

    2800mL flask with 3 baffles on the bottom surface of the flask to help oxygen transfer to the culture medium.

  • TLC Developing Tanks, Latch-Lid®

    Heavy duty, molded TLC developing tank for use with plates up to 20 x 20 cm (8in x 8in). The weight of the tank is approximately 15 pounds and the bottom is ground to insure stability. The unique latching system holds the matching ground surfaces of the lid and tank firmly in place, enhancing the...

  • Tool Set, Process Reactors

    Precision crafted 17-piece tool set which includes a variety of tools to handle basic assembly, repair and maintenance on process reactor systems. Includes 1 each of the following: CG-1963-B-40    Plastic Tool Box, 19" W x 10" D x 9" H. CG-1963-B-31   ...

  • GL Caps with Aperture

    Open top cap for use with GL screw threads. The cap combined with the CG-197 sealing ring will accommodate tubing of the listed diameter. Cap is made from PBT (thermoplastic polyester) and will withstand temperatures from -45 to 200°C.

  • Distilling Head, Short Path, Improved

    Similar to CG-1239, but with the condenser being a combination of a cold coil and Liebig. Water flows into hose connection “A” through the coil and exits the outer jacket through hose connection “B”. Head is excellent for use when distilling medium to high boiling point...

  • Adapters, Luer, Vacuum, PTFE Stopcock

    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 a...

  • Storage Vessels, Cajon, Airfree®, Schlenk

    Storage vessel sidearm has a 9mm OD tubulation for use with 3/8" Cajon® connections. Chem-Vac™ Chem-Cap® valve is used to control gas or liquid flow into the vessel.

  • Flasks, Volumetric, Low Actinic, Class A, Wide Mouths, Heavy Duty, Heavy Wall, Large Numbers, Flat Bottoms, PTFE Stoppers

    Low actinic red stained glass provides protection to light sensitive solutions. Allowing less than 1% transmission below 400nm and 5% from 400-600nm. Wide mouth design facilitates mixing, pipette access, sampling and filling. Unique Flat Bottom Interior permits the use of a standard stir bar. Large...

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