Thermo - National Scientific

Thermo™ 9mm Black AVCS Screw Cap, PTFE/Silicone, 100-pk Prevent septa push through and over- and under-tightening. With Advanced Vial Closure System (AVCS) technology built into 9mm Thermo...

Thermo™ 20mm Black Sample Storage Cap, No Septum, 100-pk Store your samples in these vials to eliminate leaching of ions while maintaining a consistent pH for the life of your sample. Thermo...

Thermo™ 15mm Black Sample Storage Cap, No Septum, 100-pk Store your samples in these vials to eliminate leaching of ions while maintaining a consistent pH for the life of your sample. Thermo...

Thermo™ 11mm Black Snap Cap, PTFE/Silicone, 100-pk Eliminate the need for crimping or de-capping tools with Thermo Scientific™ 11mm Wide Opening Snap-It Caps and Septa.They are easy to...

Thermo™ 13mm Black Screw Cap, PTFE/Silicone, 100-pk Use Thermo Scientific™ SureSTART™ 13 mm Screw Caps with screw vials that have a 13 mm opening,...