"tube coolers"

Verify gas production in fermentation exercises, gas produced by yeast or other organisms rises into a 5 or 10 ml evolution tube.

Pre-cleaned borosilicate glass test tubes with rims. Tubes can be used for hot or cold applications, are reusable, and can be autoclaved.

Economical plastic test tubes.

5 to 10 ml test tube with cap for Octa slide.

SureSeal S™ microcentrifuge tubes are designed for a broad range of research applications.

Durable plastic jumbo test tubes made from PET.

Durable heavy wall test tubes.

High quality glass test tubes with bakelite screw cap and rubber liner for general laboratory use.

These conical centrifuge tubes are sterile with imprinted graduations up to 15 ml.

Made of borosilicate glass to reduce pH changes and contaminants potentially leached from soda-lime glass.