Added to liquids to make them boil more calmly.

Filter aid

Gas washing bottles are used for cleaning gases due to a flow through a suitable liquid.

For use with distillation columns. Borosilicate glass construction.

Filter acids and hot gases or use as a stopper for combustion tubes. Azpack™ Quartz Wool can be exposed to temperatures up to 1050°C.

Made of clear, polished glass. Karl Hecht™ Glass Balls can be used as boiling stones, mixing beads or for distillation columns.

Use these PTFE chips to promote gentle, efficient boiling and help prevent overheating of highly volatile liquids. Chemware™ PTFE Boiling Stones are not affected by acids, hydrocarbons, ketones, esters, alcohols or alkalis.

For analytical work

Use Witeg™ Glass Beads as distillation column packing, mixing beads, and boiling stones.

Simple condensers for condensation of materials with boiling points above 150°C.

Experience in-house fluid transfer system flexibility with this three-way stopcock, arranged in a T-shape to simply any two — or all three — arms of the stopcock with ease.

The Bloom test glass is used to determine the gelatinous strength (determination of the Bloom value).

Contains replacement reagents to run all Saftest™ test kits.

The Dimroth condenser with its internal cooling spiral has a large cooling surface and is often used as a reflux condenser.

Manufactured from borosilicate glass for corrosion-free performance. Quickfit™ Borosilicate Glass Dreschel Bottles provide an inexpensive method for washing or drying gases. The robust, durable construction guards against accidental breakage.

Three Way Valves are used for transfer of liquids or gases in order to release the flow, to block it or to change its direction.

Mini-BeadBeater Zirconia-Silicate Beads to suit your disruption application needs.

For use with narrow neck HDPE aspirator

Regulate flow without any leaking using these fittings. Cole-Parmer™ Stopcocks with Luer Connections are available with either a male luer lock or a male luer slip.

Gas washing bottles are used for cleaning gases due to a flow through a suitable liquid.

For use with Retsch MM 200 Mixer Mills.

Providing temperature resistance from -200° to +250°C.

Flat flange vessels are suitable for preparative work involving solid and viscous substances. Working under pressure or vacuum is possible.

Manufactured from borosilicate glass. Pyrex Labware™ Quickfit™ Borosilicate Glass Wide Neck Reaction Flask's wide neck allows easy incorporation of stirrer paddles and easy removal of solid residues.

Two Way Valves are used for transfer of liquids or gases in order to release the flow, to block it or to change its direction.

Filter aid

Heavy-duty nylon

Practical and economical graduated 250mL cylinder with a stable extended base for use in precipitating elements from gas