Uniform glass distribution in the wall, taper and bottom of these 50 ml PYREX® conical centrifuge tubes provides improved mechanical strength, prevents the formation of failure-causing stress regions during centrifuging and insures the highest degree of accuracy.

The durable, white enamel scale is graduated from 0 to 10 ml in 0.5 ml divisions, and from 10 ml to 50 ml in 1 ml divisions. Tubes have pour out spout for easy decanting.