These Secure-Lock™ microcentrifuge tubes offer a special locking clasp to produce a more secure closure. This will help to prevent tubes from opening during centrifugation, boiling, storing, freezing and shipping.

Tubes are graduated at 0.5, 1.0 and 1.5mL. Pierceable lid. Etched surface on side of tube for sample identification. Available in four different colors.

Cat.#	Color	Qty/Pk	Qty/Cs
T331-10N	Natural	500	5000
T331-10B	Blue	500	5000
T331-10G	Green	500	5000
T331-10Y	Yellow	500	5000