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Fisherbrand Centrifuge Tube 1.5 ml Screw Cap with O-Ring 500 Tubes

Availability:
21 in stock, ready to be shipped
SKU 4253
Save 58% Save 58%
Original price $188.00
Original price $188.00 - Original price $188.00
Original price $188.00
Current price $78.38
$78.38 - $78.38
Current price $78.38

Fisherbrand 02-681-372 Screw-Cap Microcentrifuge Tube – 1.5 mL, O-Ring, Polypropylene

The Fisherbrand 02-681-372 is a premium 1.5 mL microcentrifuge tube designed for applications that require a higher level of security than a standard snap-cap tube can provide. Manufactured from high-purity, medical-grade polypropylene, these tubes feature a screw-cap closure equipped with an ethylene polypropylene O-ring. This design ensures a dependable, leak-proof seal that prevents sample evaporation and protects against leakage during high-speed centrifugation or extreme temperature changes. With a conical bottom and a self-standing base (skirted), these tubes are optimized for both manual handling and automated workflows, providing a robust solution for sample preparation, transport, and long-term cryogenic storage.

Technical Performance and Design

  • O-Ring Seal Integrity: The integrated O-ring provides a mechanical seal that is significantly more secure than a friction-fit snap cap, making it ideal for boiling, vapor-phase LN2 storage, and the handling of infectious agents.

  • Self-Standing (Skirted) Base: The tube features a skirted bottom that allows it to stand upright on a lab bench without a rack, facilitating easier one-handed opening and closing during high-throughput processing.

  • High Centrifugation Stability: Engineered to withstand RCF (Relative Centrifugal Force) up to 18,000 x g, ensuring the tube remains intact and the seal remains secure under intense gravitational pressure.

  • Optimized Material Purity: Constructed from non-cytotoxic, USP Class VI polypropylene, these tubes offer low-binding properties to ensure maximum recovery of proteins and nucleic acids.

Product Specifications

  • Catalog Number: 02-681-372

  • Volume: 1.5 mL

  • Closure Type: Screw Cap with O-Ring (Included)

  • Base Style: Self-Standing / Skirted

  • Material: Polypropylene (Tube & Cap)

  • Sterility: Non-Sterile (Autoclavable at 121°C)

  • Temperature Range: -196°C (Vapor Phase LN2) to +121°C

Key Benefits & Applications

  • Cryogenic Storage: The screw-cap and O-ring combination is the preferred format for banking cells or genomic material in ultra-low temperature freezers.

  • Transport of Hazardous Samples: Meets IATA requirements for primary pressure receptacles, making these tubes suitable for the secure shipping of biological or chemical specimens.

  • Proteomics & Genomics: Low-retention properties and high chemical resistance make these tubes suitable for protein purification, DNA extraction, and sensitive analytical chemistry.

  • Boiling & Incubation: Unlike snap-caps which may pop open when heated, the screw-cap ensures sample containment during high-temperature incubation or water bath applications.


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Please note that Life Sciences Trading is not a factory-authorized distributor of the products listed in this store. The items have been acquired as surplus from leading life sciences companies.