Microsolv Screw Cap yellow, knurled PP, white Sil/natural PTFE Pre-slit Septa, 9-425mm thread, 12x32mm autosampler vials, 1000 pc/PAK

Caps, Screw Top, with White Silicone Rubber / Natural PTFE Pre-Slit Septa, fitted in knurled, polypropylene, Yellow Caps. For use with 9-425mm thread, 12x32mm autosampler vials. BASIK Brand. 1000/CS.