Made of PYREX®, borosilicate glass 3.3.

These precision 5 mm diameter, 7 or 8 inch long PYREX® NMR tubes are compatible with ground joints, valves, and vacuum racks.

Designed for use on NMR spectrometers. Replacement caps are available seperately.

These NMR tubes can be used with the PYREX® Microcell system to avoid diluting valuable microsamples.