Chemglass

Lower body of flask has a hemispherical shape to afford continuous flow of heavier fractions to concentrator tube during reflux. Top joint is a 24/40 outer while the lower joint is a 19/22 inner. Available with and without hooks on the lower 19/22 inner joint.

Flask has 6 baffles, 3 baffles on the lower outside edge of the flask and 3 baffles on the bottom surface of the flask to maximize oxygen transfer to the culture medium when used on an orbital shaker. Delong style neck is made to fit stainless steel or plastic closures, while the longer neck reduces...

Micro size Soxhlet extractor for use with 10 x 50mm paper or glass thimbles. Extractor body has a 19/22 top inner joint and a 14/20 lower inner joint. Complete apparatus consists of the extractor body, condenser, and 25mL round bottom flask. Glass thimbles must be ordered separately.

Pre-assembled closure and septa minimize contamination from handling. They are convenient and available in a variety of colors with your choice of septa.

Similar to CG-458, but with three stems sealed 90º apart. Solid glass plug has a "T" shaped bore so that any two or all three arms can be connected at one time. Plug is precision ground and hand-lapped with corresponding numbers on the barrel and plug. 

A 1:5 taper PTFE plug having double "V", 90º bores to connect opposite sets of adjacent arms. Configuration of stopcock allows it to be used in a system to obtain reversal of flow.

Condenser has a standard taper outer joint at the top and a lower inner drip tip joint. Hose connections have an O.D. of 10mm at the middle serration.

Flasks are manufactured to conform to Federal Specifications NNN-F-289 for Type 1, Class "A" unserialized flasks and ASTM E-288. Supplied complete with one solid glass pennyhead stopper. For additional stoppers, see CG-3018.

Coil style reflux condenser with tightly wrapped coil providing maximum cooling. Excellent for use with high vapor pressure solvents. Condenser has a top outer standard taper joint and lower inner drip tip joint. Hose connections have an O.D. of 10mm at the middle serration.

Two-piece vacuum trap with #15 o-ring joints on both the inlet and outlet ports. The seal between the trap stopper and body is made with a 57mm flat o-ring flange for total grease-free operation when used with either the AF-0060 or AF-0061 manifolds. Trap body is 57mm OD x 300mm in length to be used...

Cylindrical style addition funnel with a standard taper top outer joint and lower inner joint, both being the same size. With pressure equalizing arm and PTFE stopcock. Funnels with 14/20 and 19/22 joints are supplied complete with a stopper. For replacement stoppers see CG-3000.

Septa for Screw Thread Closures This high-quality GPI 13-425 Septa is designed for precise and secure sealing of laboratory bottles. With its robust construction, it ensures a perfect fit for 13-425 GPI bottles, providing an excellent barrier from environmental contaminants. Whether for research,...

Round bottom, HEAVY WALL single long neck flask with a standard taper outer joint.

Clear sample vials packaged in convenient LAB-PACS. Made from Type 1 borosilicate glass. Vials are conveniently packed in shrink-wrapped packs of 100. Caps sold separately.

All glass extraction thimble permits viewing during extraction process and subsequent weighing. Sizes correspond to CG-1368 or CG-1369 extractor. Available in coarse or extra coarse porosity.

Round bottom, HEAVY WALL, three-neck flask with standard taper outer joints on the center and side necks. Entire body of the flask is jacketed and has two hose connections for circulation of heating or cooling liquid.

Made from Type 1 Borosilicate glass. Full height partitions minimize breakage. Solid PTFE Lined Caps.

TRANSFER FORCEPS, TWEEZERS, HIGH IMPACT POLYSTYRENE 5-inch (127 mm) HIPS - high impact polystyrene

For the introduction of gases or liquids during reactions. Bleed tube is 7mm OD X 265mm overall length with a tapered delivery end and capillary tip.

The Morris NMR tube cleaner is an inexpensive, durable apparatus which will clean 5 or 10mm NMR tubes with as little as 10mL of solvent in one easy operation. Cleaner does not require a stopper on the NMR tube and does not have a fragile side arm. Complete item is supplied with a NMR tube washer,...

Single neck, flat bottom, quartz flask with standard taper outer joint. Ensure precise and consistent results in your laboratory experiments with our flat-bottomed, single-neck flasks. Crafted by Chemglass, a leading name in scientific equipment, these flasks are made from high-quality quartz for...

Eliminates Flask Breakage: PTFE is the only contact in the lower radius of the flask, therefore breakage due to dropping the stirrer shaft has been eliminated. Eliminates the Frustration of Assembly: Unique design permits the proper amount of tension to be applied to the blade, thereby preventing...

Similar to CG-1202 but with a COARSE porosity fritted disc sealed into the lower end of the column for packing support. Column is constructed using MEDIUM WALL tubing. Can be used with CG-1201 flow controller. Connection between the column and flow control adapter are spherical joints connected with...

Tongs have an overall length of 15" with the jaws being covered with ceramic fabric. Configured with a convenient thumb grip to ensure for a firm hold. Minimum grip diameter is ~1-3/4".