WaysideLab 1.5mL Sterile Screw-Cap Micro Centrifuge Tubes, Conical Bottom, 1000/Case (10 Bags of 100)

Description:
The WaysideLab SureSeal screw-cap microtubes are built for secure sample containment under extreme lab conditions. Designed from ultra-clear polypropylene, these conical centrifuge tubes are ideal for storage, mixing, and high-speed centrifugation. Available in various volume sizes and graduation formats—including molded or ungraduated versions—they now also feature light-blocking amber options to protect light-sensitive samples.

Each tube comes preassembled with a screw cap and silicone O-ring, providing a reliable, leakproof seal from -90°C to +121°C, making them compatible with a wide range of applications—from cryostorage to boiling. These sterile micro centrifuge tubes are certified free of RNase, DNase, and pyrogens, ensuring contamination-free performance in sensitive workflows.

Key Features:

• Leakproof Silicone O-Ring Seal: Maintains integrity during centrifugation and freezing

• Ultra-Clear Polypropylene Construction: Ensures easy sample visualization

• High-Speed Centrifugation Ready: Withstands forces up to 22,000 x g

• Optional Amber Tubes: Light-blocking design for photosensitive samples

• Certified Clean: Sterile and free of RNase, DNase, and pyrogens