20mm clr crimping hs vials silicone septa
Wheaton W224221 Aluminum Crimp Seal with PTFE/Silicone Septa
Wheaton W224221 Aluminum Crimp Seal with PTFE/Silicone Septa for Headspace Vial, 20mm Closure Size (Case of 100): Science Lab Cap Plugs: Amazon.com:
Vials & Caps full range – CORNELL LAB
CC-B7950-24, EPA SEPTA,10/90 PTFE/SILICONE,100/PK,500/CS, PK: 100. CC-B7950-26, SEPTA, CC-B7990-2, 4ML CLR VIAL,OPEN TOPCAP,10/50 SEPTA,100/PK, PK: 100.
Vials, 20mL Headspace vial w/ 20mm AL Crimp Cap & Silicone
Vials, 20mL Heads...