Emerald Scientific 20mm Aluminum Crimp Seals for Headspace Vial, Silicone/PTFE Septa, 1,000/case

Emerald Scientific 20mm Aluminum Crimp Seals for Headspace Vial, Silicone/PTFE Septa, 1,000/case

Preassembled Aluminum Seals reduce contamination during sample preparation and save valuable time in the lab.

• 20mm 
• Silver Seal
• 0.125" Bonded PTFE/Silicone Septa
• Natural
• Case of 1,000 

Manufactured in the USA by an ISO 9001:2015 Certified facility.