Microsolv Screw Cap blue, knurled, closed, Solid, with a Red-Orange Silicone Rubber/TEF liner, for use with 9-425mm thread, 12x32mm autosampler vials,

Caps, Screw Top, Solid, with a Red-Orange Silicone Rubber / TEF liner, in knurled, closed Blue Caps. For use with 9-425mm thread,12x32mm autosampler vials. MicroSolv Brand 1000/CS.