Caps, Snap Top, with 1.3mm thick, Silicone Rubber / PTFE, ultra-clean Septa, fitted in smooth, soft polyethylene, Light Blue Caps. For use with 11mm, 12x32mm Snap Top autosampler vials. MicroSolv Brand. 100/PK.
Soft polyethylene caps are more pliable than other Snap Caps and are easier to place on the vial. Popular choice when using a large number of caps at one time. These caps may not seal as well as other Snap Caps and should be used with sample solvents with low volatility.
Ultra-low Bleed Septa provide less extractables than most septa and is recommended for LCMS.