100 PCS 9425 HPLC Screw Thread Caps Septa For 2ml ND9 Autosampler Vials

9mm Bi-layer includes silicone and PTFE. PTFE Silicone septa for multiple injections. PTFE-lined screw cap for analytical organic samples, compatible with most autosampler vials. Compatible with a wide range of Autosampler vials in chemical industry, pharmaceutical...