Wuxi Nest Green, External Thread, with Sealing Ring, Sterile, 500/pk, 2000/cs , 633951G

Green external-thread screw caps with an integrated sealing ring for laboratory microvials and tubes. These sterile caps provide a threaded closure that creates a sealed connection for liquid handling and sample storage applications. Packaged for laboratory distribution, they are supplied in sterile bags for use in environments requiring contamination control.

Key Features:

• Color: Green
• Thread type: External thread (screw cap)
• Sealing: Integrated sealing ring / O-ring
• Sterility: Sterile
• Cap diameter: 12 mm
• Packaging: 500 caps per pack, 2000 caps per case

Advantages:

• Integrated sealing ring (O-ring) provides a reliable leak-resistant closure for liquid containment.
• Sterile, factory-packaged units support contamination-controlled workflows and sample integrity.
• Color coding (green) enables visual differentiation and organization of samples or reagents.
• External-thread screw design offers simple, secure attachment compatible with threaded microvials.