Wuxi Nest Yellow, External Thread, with Sealing Ring, Sterile, 500/pk, 2000/cs , 633951Y

Yellow external-thread screw caps with an integrated sealing ring, supplied sterile for laboratory liquid handling and transfer applications. Each cap is designed for external threading onto compatible microvials and microtubes and is provided in bulk packaging for laboratory use. Typical use cases include sealing 0.5 mL, 1.5 mL and 2.0 mL microtubes to maintain sample containment during handling, storage and routine workflows.

Key Features:

• Color: Yellow
• Closure type: External thread screw cap with sealing (O-) ring
• Sterility: Sterile
• Pack quantity: 500 per bag (pack); 2000 per case
• Compatible tube sizes: Fits 0.5 mL, 1.5 mL and 2.0 mL microtubes
• Primary application: Liquid handling / liquid transfer

Advantages:

• Sealing ring provides a secure, leak-resistant closure to help maintain sample containment.
• Sterile packaging reduces risk of contamination for sensitive molecular and biological workflows.
• Bulk packaged format supports high-throughput laboratories and routine replenishment of consumables.