9-425 Close Screw Top Caps w/ PTFE Silicone Septa Lids for HPLC/GC Autosampler
· Cap/Septum has a natural White polytetrafluoroethylene (PTFE) and Red silicone septa that is chemically resistant and highly resealable. HPLC Extractables Text No detectable peaks. Septum Cleanliness Cleanliness Test(GC Head Space Test).

