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

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