Wuxi Nest Blue, External Thread, with Sealing Ring, Sterile, 500/pk, 2000/cs , 633951B

Blue external thread caps with an integrated sealing ring, supplied sterile for laboratory liquid handling and sample containment. Designed to be fitted onto externally threaded tubes and vials, these caps provide a sealed closure to protect samples from contamination and leakage. Primary use cases include sealing 0.5 mL, 1.5 mL and 2.0 mL microtubes and similar sample vials in research and clinical laboratory workflows.

Key Features:

• Color: Blue
• Closure type: External thread with sealing ring
• Sterility: Sterile
• Pack quantity: 500 per pack; 2000 per case
• Compatible tube sizes: Fits 0.5 mL, 1.5 mL and 2.0 mL tubes

Advantages:

• Sealing ring provides a leak-resistant closure to help protect sample integrity.
• Sterile production minimizes risk of biological contamination for sensitive assays.
• Colored caps enable easy visual identification and organization of samples.