20mm, Silver Aluminium Crimp Cap, Silicon White /PTFE Beige (Dark Tan) Septa is supplied by Cyberlab. It is used for 20mm, 10 / 20ml - crimp neck GC vials. These caps - ALNS-STAG-6579 are different from the regular caps as under ALNS-STAG-0638 in terms of PTFE colour and an ecofriendly version.

Features:

Application: GC Headspace

Size: 20mm

Cap: Silver Aluminium Crimp Cap

Septa: Silicon/PTFE

Pack size:100

Color: White/Beige (Dark Tan)

Ecofriendly