Certified Vial Kits (Screw thread) with Pico Pure Plus+ caps
The Pico Pure Plus+ closure was developed for the LC/MS market. It is a one-piece septumless closure system. This closure system does not have the contamination issues that are found in other closures. The impurities of this cap are well below the picogram range of purity for extractables.
Sealing: This closure seals as well as a vial and cap with a PTFE/silicone septa.
Puncture ability: This product will puncture with far less force thatn what is needed to puncture a PTFE/silicone septa.