For positive pressure filtration of materials up to 15 psi. Connection between the funnel and adapter is made by an o-ring joint which permits a larger, grease free opening for sample retrieval. The 24/40 lower inner standard taper joint has an outlet for connection to a vacuum source. Complete…

Clear Glass Vial Only, 0.75mL

A grease-free, two-piece sublimation apparatus consisting of an upper water cooled condenser and lower vessel to hold the material to be sublimed. The sublimate collects on the lower end of the condenser which has a flat bottom. Condenser is constructed using a grease-free, threaded valve.…

Hi-vac valve with two sidearms sealed to the barrel at a 180° angle to one another and on the same plane.

Main vacuum line with 4ea 24/40 inner ports (A) having a unique configuration of 0-4mm Chem-Vac Chem-Cap®; valves. The valves are sealed to either the vacuum or inert gas side of the manifold and then bent to a 90º angle, forming a strong but very compact assembly. This configuration…

Unbreakable Dewar flask is made entirely of Stainless Steel. Dewar flask has many flexible laboratory applications including cooling of small samples and as an insulating flask. Furthermore, it can be used for storage and transport of liquid nitrogen LN₂, dry ice CO₂, and…

Flexible and compact, this 4-port line is constructed using CG-474-02, 4mm double oblique hollow high vacuum greased stopcocks on all four ports. Ports are fitted with two 14/20 inner joints and two 24/40 inner joints and are spaced 5" center to center. This configuration permits use directly…

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…

Similar to our CLS-3620, but made to hold 2 each 96 well PCR plates and PCR tubes. Because of its two tray design, transferring from one PCR plate to the other or process two different plates at once. Dimensions are 6.2” x 6.7” x 1”.

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 The diaphragm can be punctured with a syringe needle, re-sealing after the needle is withdrawn.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.

Single neck, flat bottom flask with a standard taper outer joint.

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…

Unique design of bubbler allows for fine control of purge gas within an inert gas system such as a manifold. Purge gas enters bubbler through hose connection (A) and exits thru connection (B) which is connected to manifold. The large capacity of the main chamber (C) allows for rapid purging with…

Adapters permit the connection of standard laboratory dram sample vials directly to the vapor tube or a bump trap of a rotary evaporator. Adapters have a top outer joint of the listed size and a 20-400 G.P.I. thread at the bottom. A PTFE-lined, polypropylene, double-threaded connector attaches the…

Four port manifold with 2mm bore glass stopcocks on the ports. A "T"-bore stopcock is located 100mm from the end of the manifold and 40mm from the first port. The distance between the other 3 ports is 50mm with the last port being 75mm from the opposite end of the manifold. The entire…

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…

High efficiency air condenser is a waterless glass condenser that requires no cooling water for operation. The glass bellows design provides a high surface area air condenser which is very effective. Performance of the high efficiency air condenser is equivalent to a Liebig type condenser…

Similar to CG-1186 but with a sealed in COARSE porosity fritted disc to support column packing. Lower end of the column has a round bottom. Column is constructed using MEDIUM WALL TUBING.

Dispenser and labeling tape kits include one multi-roll tape dispenser and 14 rolls of tape; 2 rolls of each color (white, yellow, green, red, orange, blue and lavender), either 3/4 or 1 inch wide.

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…

Compact and simple distilling/splitter adapter for use with Chemglass process reactors. Vapor flows upward freely through the large vapors holes to the condenser. Distillate flow is directed using the valve to either the receiving flask or back to the reactor. Control valve is either a 0-4mm or a…

Precision ground and polished stirrer shaft for use with Chemglass process reactors. Designed to utilize CG-2095 and CG-2096 PTFE agitators. Lower portion of stirrer shaft is sandblasted and has a 3/8” wide flat.  Please Note: CG-2097-75 and CG-2097-100 are made from heavy wall tubing…

Quartz single neck round bottom flask with standard taper outer joint.

Soft sponge foam brush cleans glassware without absorbing water. Foam bristles never become soggy or limp. Will also not scratch or chip fragile glass items. Also will last up to 10 times longer than normal nylon brushes and up to 20 times longer than sponges.

Isostatically molded in pure, FDA approved, PTFE. Heavy wall construction with super smooth internal finish. Screw cap housing for leak-free performance Suitable for low temperature applications. Hand grips for ease of manipulation Use up to 280°C (540°F). Totally…

Packaged in a clear PETG tray complete with a slide or lift off dust cover. Vials are separated by a SBS partition to eliminate glass to glass contact. Caps are supplied complete in the package, not attached. Entire package is recyclable. Vials are made from 33 expansion borosilicate glass which…

Adapter used for reduced pressure filtration with plain stem buchner funnels. Top is flared to accept the listed size pluro stopper. The hose connection has an O.D. of 10mm at the largest serration. ADAPTER IS NOT SUPPLIED WITH RUBBER PLURO STOPPER, See CG-1401.

Erlenmeyer flask with standard taper stopper top. Available with or without stopper. For stoppers only see CG-3018.

Cap for use with CG-190 G.P.I. screw threads. Part number CG-191-14 is made of blue polypropylene with a detachable PTFE liner. NOTE: CAPS SOLD IN PACKAGES ONLY.

Line has 5-ports with 4mm solid double oblique high vacuum stopcocks, CG-468-02, having a constant pressure retaining device, and 24/40 inner joints with hooks just above the grind. Ports are spaced 150mm center to center and have rod bracing to vacuum bank. Large ID of vacuum bank (40mm) provides…

7-Neck reaction vessel lid for 300mm flanged vessels. Lid has a CN 45/50, 5-SN 45/50, and 1-SN 80mm Duran o-ring flange angled for powder addition. PLEASE NOTE: 80MM LID, O-RING AND CLAMP MUST BE ORDERED SEPARATELY. *** PLEASE NOTE: THE ANGLED POWDER ADDITION PORT IS NOW 80MM AND NOT…

Cytiva Type 214 grade clear fused quartz tubing. Tubing is stocked in 4ft lengths.  PLEASE NOTE: PRICE LISTED IS PER LENGTH OF 4ft TUBING.