"U" shaped drying tube supplied complete with rubber stopper, glass inlet tube, and a lower inner joint.

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…

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…

Adapter has a standard taper outer joint at the top of the main tube for use with jointed thermometers. The 10/18 size is used with 10/18, 25mm immersion thermometers while the 10/30 is for use with 10/30, 75mm immersion thermometers. With inner joints on the bottom and sidearm at a 75º angle…

Cover slips are manufactured from Float Glass, #1 thickness (0.13 to 0.17mm). Sold in packages of 1oz.

Bonded closures feature clear PTFE/Silicone liner bonded directly to the closure without the use of glue or adhesives. These bonded closures provide a cost effective, integrated, one-piece system that eliminates costly line fallout. Closures are available in both pre-slit and non-slit designs.

Agitators are made entirely of PTFE and glass filled PTFE and are for use with 19mm or 25.4mm OD stirrer shaft CG-2097 and are available in 45°, 60° and 90° impeller angles. The 45° and 60° impellers are set up to stir downwards in a clockwise direction and upwards when rotated…

Various Features, Various Sizes

Tips are manufactured from Virgin Polypropylene Filters are modified Polyethylene Eliminate Carryover Contamination Smooth Surface Technology Free of Nucleic Acids, RNase-, DNase-, and Pyrogen FreeFiltered pipette tips are the experienced scientist’s choice for eliminating…

Blade is shaped to resemble the contour of a round bottom flask. Blades are available solid or perforated. Made of 3/16" PTFE to fit 19mm OD stirrer shafts. Minimum joint size listed is the size required to allow passage of the blade.

General purpose single bank vacuum manifold with 3, 4, or 5 ports. Main tube is 38mm OD with a serrated hose connection, having the smallest serration 13.5mm and the largest serration 15.5mm, located at either the left or right side for vacuum connection. Ports are either 0-4mm or 0-8mm…

Temperature probe housed in plastic bottle filled with Bio-Sale Glycol Water mixture Triple temperature display - Current, minimum, maximum temperatures Audible alarm with 1 critical temperature NIST Traceable, each thermometer individually serialized Certificate provided with 1 critical…

Standard taper flask length joints, both inner and outer member. Part number CG-125-09 is used as a replacement neck for two liter Squibb style separatory funnels.

Connector allows for easy connection of a thermocouple gauge tube to glass vacuum system without the use of a glass to metal graded seal or Cajon fitting. Gauge connection consists of a GL 25 thread, a stainless steel bushing and an open top GL 25 screw cap. The thermocouple gauge tube is threaded…

Support Stand was designed to accommodate vessels up to 10" diameter, to sit close to the support rod. Support rod is ideal for mounting stirring motors. Each of the four corners rests on a rubber cushion. The powder coated steel base measures 7.875” (200mm) W x 12.5" (316mm) deep…

Convenience packs with 2.0mL, 12 x 32mm clear vials I-D vials have marking spots and graduations (0.5, 1.0 and 1.5mL) Proper fit assured - caps and vials made to the same specification Supplied in two-compartment storage trays Septa fallout common with pre-assembled closures is eliminated …

A 0-12mm Chem-Vac™ Chem-Cap® valve having an o-ring joint for connection to the right hand side of AF-0300-03 vacuum manifold. Adapter is available for #15, #25, and #30 o-ring joints. Complete gauge consists of a glass portion, a S.S. bushing drilled and tapped for 1/8 " NPT…

Flask length PTFE stopper with color coded handle.

Cover slips are manufactured from the highest quality borosilicate hydrolytic class 1 German glass. They have excellent resistance to chemicals and are ideal for neural tissue culture and hard-to-attach cells. These cover slips are exceptional for florescence and confocal microscopy. Sold in…

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.

Neoprene filter adapters are designed to fit between a filtering funnel and a flask. For use with Buchner funnels, Gooch crucibles, filter tubes, etc. Can be used individually or nested with adjacent sizes. Eliminates the boring of rubber stoppers and the difficulties of inserting and removing…

These convenience kits come with 100 vials with the closures attached. Packaged in convenient vial trays.

Heavy duty PTFE anchor made of 0.500” thick PTFE. Blade is shaped to mirror the contour of Chemglass cylindrical reactors. Designed for use with CG-2078 Chem-Stir® 10mm stirrer shaft. The blade is secured to the stirrer via a PTFE pin.  PLEASE NOTE: CG-2081-A-02 IS NOT…

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…

Grease-Free PTFE stirrer bearing designed for use under moderate vacuum applications. The bearing consists of a threaded glass adapter having an inner joint, a set of PTFE washer style bearings, a stainless steel spring, nylon alignment ring and Celcon® compression cap. The unique design of…

Coil style reflux condenser with a larger diameter jacket and coil, thereby providing maximum cooling capacity, while being shorter in length. Hose connections are on the bottom of the condenser which makes it easier to connect hose/tubing. Jacket has a O.D. of 41mm while the coil O.D. is 8mm.…

A 1:5 taper PTFE stopcock with three stems sealed 90º apart. PTFE plug has a "T" shaped bore to connect any two or all three stems.

Similar to CG-424 but with one arm of the stopcock being of a larger diameter. Larger arm facilitates construction of stronger apparatus such as separatory funnels and burets. Available complete with 1:5 taper PTFE plug or glass shell only. FOR REPLACEMENT PLUGS, SEE CG-424 LISTING

Certified Vial, 2.0mL, Clear with White Grad Spot, Large Opening, 12x32mm, 9mm Thread

Cylindrical shaped tube useful for storage or simple reactions with a standard taper inner joint at the top and a Chem-Vac™ Chem-Cap® valve sidearm. Plug may be removed for sampling from tube while a purge of inert gas is maintained through the sidearm. Valve size is as listed.

13.5 Rubber Stopper Similar to CG-3026 except with one hole. These stoppers are suitable for practically all general laboratory uses. Composition ensures resiliency and pliability over a long period and withstands laboratory conditions without hardening. The dimensions are in accordance with…

Manifold is a low cost solution for the concentration of product in 96, 48 or 24 well blocks. Delivers equal amounts of gas to each well to gently speed solvent evaporation. Needles are constructed of stainless steel. 96 well unit has the needed pressed into the block, while the 11, 15, 24 and 48…