LABPRO QuickFit Open Top Aluminium Crimp Cap 20mm, Moulded Grey PTFE/Butyl Septa One Ring, 1000pcs/ctn LPQV5139

Open-top 20 mm aluminium crimp caps designed to seal sample vials with a moulded grey PTFE/butyl septum and single retaining ring. Each cap features a 10 mm centre hole and 3 mm head thickness and is supplied in packs of 1000 per carton. These closures provide a chemical-resistant, durable seal for laboratory sample containment, suitable for GC, HPLC and general analytical sample storage and handling where a secure septum access point is required.

Key Features:

• Cap type: Open top aluminium crimp cap
• Cap diameter: 20 mm
• Septa: Moulded grey PTFE/butyl septum, one ring
• Centre hole diameter: 10 mm
• Head thickness: 3 mm
• Pack quantity: 1000 pieces per carton
• Manufacturer part code: LPQV5139

Advantages:

• Chemical-resistant and durable aluminium construction for reliable sample protection.
• Moulded PTFE/butyl septum provides secure sealing with septum access for needle penetration.
• Designed for compatibility with analytical workflows (GC, HPLC) where consistent sealing performance is required.