These precision 10mm diameter, 7 inch long PYREX NMR tubes are made from quality borosilicate glass for compatibility with ground joints, valves, and vacuum racks. They are designed for use on NMR spectrometers running from 60-100MHz. They have an O.D. of 10.00 0.000-0.013mm and an I.D. of 9.07 /- 0.013mm. For replacement caps, see No. 6989-10.
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