Beads, Stoppers and Specialty Glassware

Walter Stern Carbon Chips

Eliminate bumping of aqueous and nonaqueous liquids

Saint-Gobain Chemware™ PTFE Boiling Stones

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

Solid Glass Beads

Increase the efficiency of separations.

Globe Scientific Flanged Plug Tube Caps

Provide leak-resistance in test tubes, centrifuge tubes and round cuvettes

Hengar Boiling Granules

Henger Granules effectively prevent superheating with its attendant dangerous explosive vaporization commonly known as “bumping”

DWK Life Sciences Kimble™ Kontes™ Gas Bubbler

Used with mineral oil to observe gaseous addition to reactions

DWK Life Sciences Kimble™ Straight Bore Stopcock Plug PTFE, Size 4

This PTFE stopcock is chemically-resistant and self-lubricating

Thermo Scientific™ Spectrophotometer Test-tube Cuvettes

Thermo Scientific™ Test-Tube Cuvettes are easy-to-use, inexpensive spectrophotometer cells for routine analyses.

Kemtec™ Individual Student Microchemistry Kits Accessories

Perform chemistry experiments on microscale.

Synthware™ Mineral Oil Bubbler

Used to monitor gas flow to reactions while providing a vent to the atmosphere.

Globe Scientific Flanged Plug Caps For 13mm Tubes

Provide leak-resistance in test tubes

Thermo Scientific™ Nalgene™ Three-way Stopcock

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.

Promega One-Way Luer Lok™ Stopcocks DFS Item

Use with the Vac-Man Laboratory Vacuum Manifold to control each port individually.

Simport™ Scientific Polyethylene Flange Plug Caps

Available with two flexible flanges to ensure leakproof seal

MP Biomedicals™ Glass Beads

Contains replacement reagents to run all Saftest™ test kits.

Caplugs™ (Evergreen Scientific) Polyethylene Stopper Caps

Fit test tubes, culture tubes and sample cups for liquid handling