Caps, Screw Top, Solid PTFE with thinned penetration area. "Knurled" Translucent Caps. For use with 9-425mm thread, 12x32mm autosampler vials. MicroSolv Brand. 100/PK.
Additional Info:
This low-extractables, PTFE Cap is chosen when Polypropylene and Silicone Rubber cannot be used in your analysis.