Glass Beads, Stopcocks and Specialty Glass Labware

Anti-Bumping Granules, Extra Pure, Fused Alumina, SLR, Fisher Chemical™

Added to liquids to make them boil more calmly.

Azpack™ Quartz Wool

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.

DWK Life Sciences Kimble™ Kontes™ Gas Bubbler

Used with mineral oil to observe gaseous addition to reactions

RETSCH Glass Beads for Mills

For use with Retsch MM 200 Mixer Mills.

Pyrex™ Borosilicate Glass Aspirator Stopcock with Ground Cone

Inserts into the ground glass side-socket of an aspirator botte. Pyrex™ Borosilicate Glass Aspirator Stopcock with Ground Cone provides a leakproof seal.

Lenz Laborglasinstrumente™ Gas Washing Bottle Heads, with Filter Disc

Provides an inexpensive but effective method for the washing and drying of gases. Lenz Laborglasinstrumente™ Gas Washing Bottle Heads, with Filter Disc are manufactured from durable DURAN™ borosilicate glass.

Lenz Laborglasinstrumente™ Gas Washing Bottles Acc. to Drechsel with Filter Disc

Provides an inexpensive but effective method for the washing and drying of gases. Lenz Laborglasinstrumente™ Gas Washing Bottles Acc. to Drechsel with Filter Disc are manufactured from durable DURAN™ borosilicate glass.

DWK Life Sciences DURAN™ Dimroth Condenser, with 2 standard ground joints, and 2 screw-on plastic hose connections

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

Karl Hecht Assistent™ Glass Beads

Made of clear glass. Karl Hecht™ Assistent™ Glass Beads can be used for packing distillation columns.

DWK Life Sciences DURAN™ Flat Flange, ground

For processing as a reaction vessel.

Karl Hecht™ Assistent™ Clear Glass Beads

Excellent for spreading the boiling area or for mixing and packing applications in the laboratory. Karl Hecht™ Assistent™ Clear Glass Beads are polished for exceptional smoothness.

Bel-Art™ SP Scienceware™ Stopcocks

With a removable, leak-proof plug made of chemical-resistant, non-stick PTFE with barbed tubulations that accept 1/4 to 3/8 in. I.D. tubing

Masterflex™ Stopcocks with Luer Connection, male lock, 1-way

Use these stopcocks for a variety of applications. Masterflex™ Stopcocks with Luer Connections feature a PC body and an HDPE stem.

Bel-Art™ SP Scienceware™ Gas Washing Bottle with Fritware Dispersion Disc

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

DWK Life Sciences DURAN™ Flat Flange Reaction Vessel, flange with groove

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

DWK Life Sciences DURAN™ Jacketed Coil Condenser, with 2 standard ground joints, and 2 screw-on plastic hose connections

Condenser with large cooling surface for condensing vapours from reaction mixtures with low boiling points (distillation).

Kartell™ Plastilab™ Straight-Bored Stopcocks

Designed for liquids and gases under low pressure or low vacuum.

DWK Life Sciences DURAN™ Liebig Condenser, (West Condenser), with 2 standard ground joints, and 2 screw-on plastic hose connections

The Liebig condenser is suitable for condensing vapours from reaction mixtures (distillation).

DWK Life Sciences DURAN™ Bulb Condenser, (Allihn Condenser), with 2 standard ground joints, and 2 screw-on plastic hose connections

The bulb condenser is suitable for condensing vapours from reaction mixtures and is usually used as a reflux condenser.

Allihn Condenser with Ground Cone and Socket

Ideal for reflux applications.

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