KIMAX® fermentation tubes are used to collect gas in a broth culture formed by microorganisms with a bulb, a glass foot, and vertical tube that has a closed rounded top.

Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP type I and ASTM E438, type I, class A requirements.

The tubes are available in graduated or ungraduated formats. Graduated tubes feature durable white ceramic markings starting at 0.3 ml.