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Wilmad-LabGlass™ SP Scienceware™ Quick Pressure Valve (QPV) 5mm OD NMR Sample Tubes

Low pressure/vacuum (LPV) tube ideal for anaerobic and gas-tight NMR experiments, and offers a convenient flame-free sealing solution for air sensitive or volatile liquid samples

Manufacturer:  Wilmad-LabGlass™ 663060575

Catalog No. 16-800-335

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Due to the nature of glass, Extreme Caution should be exercised when using at elevated or reduced pressures since a tiny scratch on the glass surface would significantly lower the tensile strength. Adequate safety shielding should always be used when working in these conditions

Includes: Glass tube, piston and vacuum adaptor



  • Robust sealing system allows pressure build-up inside the sample 
  • Greaseless PTFE piston provides a 100% contamination-free seal
  • Redesigned with a 4X larger sealing surface, eliminating leaks and greatly increasing lifetime when compared to traditional J-Young tubes
  • Axial symmetric design guarantees application in spinning experiments


13 µm
177.8 mm
5 mm
7 in.
6 µm
Medium Wall Precision Quick Pressure Valve NMR Sample Tube
300 MHz
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