Wilmad’s low pressure/vacuum (LPV) tubes are ideal for anaerobic and gas-tight NMR experiments and offers a flame-free sealing solution for air sensitive or volatile liquid samples. LPV Tubes consist of an NMR tube with the threaded glass section sealed on, 5 mm Pyrex® vacuum adapter, 5 mm PTFE vacuum lock valve and piston assembly.
Robust sealing system allows pressure buildup inside the sample
Greaseless PTFE piston with 100 % contaminationfree seal