Rubber Sleeve Stopper, 50 count

Hollow, plug-type stopper fits into the neck of the apparatus. Sleeve extension fits over the neck for a secure seal. Diaphragm can be punctured with a syringe needle. Use for outgassing NMR tubes, pressure venting or adding reactants via syringe.

Plug Diameter (mm); 14 Hollow, plug-type, white rubber stopper.

Plug Diameter (mm); 24 Hollow, plug-type, white rubber stopper.

Free Shipping within the Continental USA