National™ Headspace 20mm Crimp Seals with Septa

20mm Crimp seals with prefitted septa for headspace vials

• Seals with pre-inserted septa are convenient and minimize contamination due to handling
• Use magnetic seals with CTC/Leap™ Technologies, Gerstel™ and other magnetic transport autosamplers
• PurePak™ PTFE/Silicone seals are packed in glass jars to maintain purity up to the point of use
• Molded polyethylene SepCap™ is suitable for short-term storage or where repeated access to the vial is required

SepCap is for short-term storage. Do not use SepCap at elevated temperatures.