Caps, Snap Top, with Silicone Rubber / PTFE, ultra-pure Septa, fitted in smooth, polyethylene, Light Blue Caps. For use with 11mm, 12x32mm, Snap Top autosampler vials. AQR Brand. 100/PK.
This specially designed septa provides easy penetration by autosampler needles with improved resealing compared to other Snap Caps. The ultra-pure Silicone Rubber and PTFE have no added color producing the highest purity septa on the market with virtually no contamination or extractables.
Recommended for LCMS/MS.