or
NMR Tube 5 mm Borosilicate Glass Wilmad Equivalent 535-PP. Approx. Mhz 400. Length Inches 7. Wall Thickness 0.01475. Wall Variation T.I.R. 0.0005. Camber T.I.R. 0.00025 Our Precise consistent tolerances give you the kind of accuracy you need.
