Microsolv Screw Cap red, knurled PP, Sil/PTFE low durometer Septa, bonded, for 9-425mm thread, 12x32mm autosampler vials, 1000 pc/PAK.

Caps, Screw Top, with Silicone Rubber / PTFE, low durometer Septa, bonded in knurled, polypropylene, Red Caps. For use with 9-425mm thread, 12x32mm autosampler vials. MicroSolv Brand. 1000/CS.