"tube+coolers"

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

Different heights, thickness, and lengths to meet all your class and lab needs.

Round-bottom polypropylene test tubes.

These tubes are perfect for replacement pieces in your science lab.

Affordable dry block heater for the classroom or lab.

The perfect tubes for intermediate volumes.

Semi-permeable membrane, perfect for osmosis and diffusion projects.

Conical bottom, polypropylene centrifuge tubes are supplied with cap.

5mm, 12 in.

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