Description
Corning Costar 2.0 mL Snap-Cap Microcentrifuge Tubes (3213) – Case of 1000
The Corning Costar 3213 is a premium, industrial-grade microcentrifuge tube designed for high-velocity sample separation, daily diagnostic compounding, and biological fluid storage. Molded from high-clarity virgin polypropylene, these 2.0 mL tubes feature a precision-engineered conical bottom layout optimized for pellet extraction. Delivered non-sterile in a high-volume facility case of 1000 tubes (typically packed as two bags of 500), they provide excellent structural integrity under extreme centrifugal stress and are certified RNase-/DNase-free to ensure strict validation compliance.
Technical Performance & Design
- High-Velocity RCF Performance: Structural thickness allows the tube to safely withstand maximum relative centrifugal forces (RCF) up to 17,000 × g in compatible microcentrifuge rotors without wall structural failure.
- Positive Snap-Seal Integrity: Outfitted with a heavy-duty, push-fit snap cap engineered with an optimized sealing lip that prevents accidental pop-open evaporation during thermal cycles while facilitating reliable repeated openings.
- Molded External Graduations: Features high-contrast external volume markings molded cleanly into the clear cylinder wall alongside a frosted writing pad to ensure rapid, error-free sample identification.
- Flat-Profile Labeling Surface: Designed with an ultra-flat cap top surface that provides an ideal surface for permanent markers, automated barcode dots, or adhesive labeling tags.
Product Specifications
- Model Number / SKU: 3213 (Cross-referenced under global part prefix CLS3213)
- Manufacturer Line: Corning® Costar® Snap-Cap Microcentrifuge Tubes
- Volumetric Capacity: 2.0 mL
- Material Composition: 100% Medical-Grade Natural Polypropylene (PP)
- Sterility Specification: Non-Sterile Bulk Layout
- Thermal Resilience: Fully autoclavable at 121°C at 15 psi for 20 minutes
- Purity Standard: Certified free from detectable RNase, DNase, and human pyrogen strains
- Packaging Configuration: 1000 Tubes per Case (Distributed as 2 internal packs of 500 tubes)
Key Benefits & Applications
- Molecular & Genomic Assay





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