".2mL PCR tubes"

Bulbs made from high-quality latex fit pipettes and medicine droppers measuring 6 to 8 mm in diameter.

These fire-polished and precision-bore tubes ensure accurate results.

All-in-one pipettes.

A set of four borosilicate glass tubes of different shapes connected together to illustrate that liquids will stand at the same level.

Spectrum Tubes demonstrate the wave properties of different gases.

Simple, yet effective tool.

Latex eye dropper bulb. 2 cc (1.2 oz.) capacity, 0.25" (6mm) bore size, 0.625" (18 mm) diameter, 1.75" (45 mm) length.

Ideal for measuring turbidity in streams where a Secchi disk can't be used.

Easily measure the cloudiness of a fluid.

Freshwater. Unicellular; lunate. Proteose agar.

Characterized by green plastids and cell walls composed of cellulose.

These sterile nasogastric tubes are features with double lumen PVC tube, one for suction drainage and another for sump vent.

Y-shaped connector with a 120° angle provides safer connections as the ends have constrictions to hold rubber tubing securely.

Ideal for cleaning test tubes and other tubing apparatus.

Hardened steel wheel cuts glass tubes up to 1¹/₂" dia. Two V guides align the tubing and wheel is spring loaded to stay open.

Made for scrubbing test tubes, culture tubes, and pipes.

Easily cut laboratory glass tubing.