Screw Cap Nmr Tubes

NORELL™ Screw Cap NMR Tubes have a convenient screw cap access with the security of a PTFE® seal. Supplied with open top cap & PTFE® septum for quick and clean access with a 22 gauge standard point needle.

Commonly used in sample degasification these tubes can maintain vacuum quality of >10-4 torr. For better vacuum, please check our Pressure/Vacuum Tube and Quick Pressure Valve Tube. Tube comes complete with open top screw cap and septum. Caps and septa can be ordered separately.

Now, sample tubes and storage vials have been joined! Save time and money with the Screw Cap EPR Tube; each come with a PTFE/Silicone Septum.

Precision Wilmad NMR tubes are suitable for high field NMR spectroscopy. NMR tube has an open-top, screw-thread cap with a PTFE/silicone septum that permits addition of reactants or samples via syringe through the cap. Also good for sample storage. Caps and septa are replaceable.Excellent for…

Precision Wilmad NMR tubes are suitable for high field NMR spectroscopy. NMR tube has an open-top, screw-thread cap with a PTFE/silicone septum that permits addition of reactants or samples via syringe through the cap. Also good for sample storage. Caps and septa are replaceable.Excellent for…