Glass Joints & Adapters

Premium quality stainless steel KF/NW25 3-way tee flange for secure vacuum connection. Now you can hook up multiply vacuum ovens to one pump, or multiply pumps to one oven to draw a faster and deeper vacuum. Compatible with the following products from Across International: Vacuum ovens with KF/NW25...

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...

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

Stopcock available with glass or PTFE plug For regulating the flow of gases or liquids into reaction systems. Adapter consists of male standard taper joint fittng with stopcock and a 90° angle male hose barb. Thomas numbers 5738D01, D03, D15, and D17 take 1/4" i.d. flex tubing; Thomas numbers...

Adapter has a #7 Chem-Thread at the top for vacuum tight seal of plain stem thermometers. With the same size inner joints on the bottom and sidearm at a 75º angle to one another. Supplied complete with a compression cap and Viton o-ring. FOR THERMOMETERS SEE CG-3503.

With Vigreux Indentations, used with 25mm immersion thermometer, and D27 distillation receiver. The SYNTHWARE Microscale Vigreux Distilling Heads are designed for precise distillation in microscale experiments. Their design incorporates multiple indentations to enhance separation efficiency during...

Ring-style hose connections for use with regular size condensers, etc. Codes -03 & -07 are on straight tubing; code -11 has a flare end. Sold in shelf-packs of 12 each.

These PYREX® angle connecting adapters have a sidearm at an approximately 75° angle from the lower joint. The lower end and sidearm are equipped with inner 14/20 Standard Taper joints, and the upper end with an outer 14/20 Standard Taper joint. This tube is also a replacement part for...

Synthware distillation adapter with Kjeldahl trap. With two standard taper inner joints that are parallel and at a 75 degree angle to the connecting tube. Distance between joints is approximately 200mm.

This PYREX® tube is approximately 200mm long and may be used for simple semi-micro vacuum or atmospheric distillation, either as a reaction flask or a receiving tube. It has two 24/40 Standard Taper outer joints. This tube is also a replacement part for organic chemistry kit No. 6949 (Thomas No....

Crafted with precision by Kemtech America, this SYNTHWARE Adapter is designed to connect laboratory glassware with a #15 O-ring joint to a 10mm hose. Facilitating efficient and secure connections in your laboratory setup, this adapter is paramount for conducting a wide range of scientific...

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,...

Reflux distillation splitter adapter for all sizes of reactors. Standard taper inner joint bottom and reinforced outer joint top. Straight path splitter intended for use with 90 degree vertical joints. 0-10mm side valve with precision ground swagelok v

U shaped connecting adapter in standard tape and spherical joints. Designed for precision and durability, this adapter provides reliable connections between glass components in laboratory settings. Crafted with meticulous attention to detail, it ensures seamless transitions for substances during...

Inner joint at bottom and 10/30 outer joint at top which is offset and angled for use in multiple neck flasks.

With parallel side arm, outer joints at top, inner joint at bottom. This Adapter, Claisen is a valuable asset for any lab involved in complex distillation processes. With its two outlets, it allows for the simultaneous collection of fractions at varied boiling points. Made of durable glass, it can...

1/2" high-temperature, ultra-conformable fiberglass rope, they’re flexible and will conform to uneven surfaces. The looser construction also makes them more likely to absorb liquids. Push them into the groove that’s commonly built into oven doors, furnaces, and tanks. These high...

Synthware reducing adapters are used for connecting dissimilar standard taper joint sizes. The lower inner joint is larger in size than the top outer joint.

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.

With standard taper inner joint at bottom and outer joint at top. Graduated to 125mL in 1mL subdivisions.

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...

Vacuum jacketed Vigreux distillation head having a sealed on condenser, braced for strength. Vacuum adapter has an inner joint and a sealed in drip tip. To be used with a 25mm immersion thermometer .

Used to make a vent to the atmosphere. May also be used with mercury when adequate ventilation is available. Reservoir head prevents oil from being sucked back into the system. With 8mm O.D. tubing connections. Volume approximately 40mL below side arm.