"micro+tube+racks"

Durable heavy wall test tubes.

Holds six 30 mL round dropping bottles. Oil treated wood block with rubber feet, drilled with holes 1-1/2" dia. Size: 12" W x 2-1/4" D. Without bottles.

These tubes are made from special tubing to give the optimum wall thickness.

Culture tube caps are made of polypropylene.

Fermentation tubes manufactured from borosilicate glass.

Sterilized self standing centrifuge tubes.

Graduated borosilicate tube for measuring gas.

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

Tubing made from fine quality flint glass for easy bending, blowing and sealing of soft glass apparatus.

Long glass gas measuring tubes with closed top and permanent, clearly marked graduations.

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

Plain disposable borosilicate glass tube.

Leak free centrifuge tubes with conical bottoms.

This polypropylene tubes include blue HDPE leak-proof screw caps. The tubes and caps feature specially-designed flat threads for vacuum-type closure that is leak-free at a pressure of >700 mm Hg.

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

The finest quality plastic tubing made. Soft, flexible Nalgene tubing has an outstanding resistance to a wide range of corrosives and is physically tough, abrasion resistant, and non-aging.