"micro tube racks"

Disposable borosilicate glass culture tubes offer clear reference marks and closure flexibility for everyday sample handling and culture preparation.

For use in the collection and observation of gases produced by fermentation.

Conical centrifuge tube made of borosilicate glass with a 15 ml capacity, featuring 0.2 ml graduations, and equipped with a screw cap for secure sealing and precise sample containment.

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

Super-clear polypropylene tubes in superior packaging.

Glass test tube with side arm, ideal for gas collection, distillation and chemical reactions.

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

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.

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