Thermo™ 20mm Black Sample Storage Cap, No Septum, 100-pk

The Thermo™ 20mm Black Sample Storage Cap provides reliable, contamination-free closure for laboratory vials and sample containers. Designed without a septum, these caps are ideal for long-term sample storage applications where repeated needle access is not required, including archival storage, sample organization, and secure containment of non-volatile compounds in research, pharmaceutical, and analytical laboratory environments.

• Diameter: 20mm standard size for universal vial compatibility
• Color: Black for easy identification and light-sensitive sample protection
• Design: No septum configuration for dedicated storage applications
• Quantity: 100 caps per package for cost-effective laboratory supply
• Brand: Thermo™ – trusted quality for laboratory consumables
• SKU: B7807-20