National Scientific PTFE/Silicone Septa for Storage Vial Caps

Product Name: * Septum, White PTFE/Clear Silicone, 13-425, 100/pack EPA SEPTA,10/90 PTFE/Silicone SEPTA, 5/120 Teflon/Silicone 22MM, 100/pack Septum, White PTFE/Clear Silicone, 8-425, 100/pack Septum, White PTFE/Clear Silicone,15-425, 100/pack Septum, White PTFE/Clear Silicone,18-400, 100/pack Septa only, 0.01Ó PTFE/0.09Ó Silicone , 100/pack Septum, White PTFE/Clear Silicone,20-400, 100/pack Septum, White PTFE/Clear Silicone,24-400, 100/pack