".2mL PCR tubes"

Cellular slime mold. Demonstrates amoeboid state, pseudoplasmodial state, and fruiting body, or sorocarp.

Contains 12 nutrient agar deeps. Used to check for organism motility. 17 mL per tube.

Every classroom that wants to investigate spectroscopy needs a good-quality spectrum tube and power supply.

Safe alternative to Glass Titrators

The Speed of a Bubble Set connects the mathematical concept of slope to the physical science concept of velocity.

A Must-Have Drawing Station Accessory.

Demonstrate the combining volume ratios of gases.

Pick up test tubes easily and safely.

Dry up to 50 tubes at once.

Refill for The Comprehensive Water Monitoring Kit 470004-240 and LaMotte® TesTab® Water Investigation Kit 470007-270

Set includes (1) base, (1) rod, (1) beaker tong, (1) crucible tong, (1) tripod stand, (1) wire gauge, (1) bosshead, (1) clamp, (1) retort ring with bosshead, (1) burette clamp double, (1) test tube holder, (1) test tube stand (z-shape), (1) test tube brush, and (1) spatula.

100 feet of extra tubing for TeacherGeek projects.

Build your own rocket with these Estes spiral wound paper tubes.

Boomwackers are brighly colored plastic tubes tuned by length to musical notes.

Nylon bristles, 27 cm.

This holding tray with sigillum wax sealant for capillary tubes has a 24-place capacity.