Caplugs® Evergreen 0.4 mL Conical Microcentrifuge Tubes, Polypropylene, Natural, Non-Sterile, 1000/Bag

These 0.4 mL conical microcentrifuge tubes are molded from natural polypropylene for low-volume sample handling, reagent aliquoting, and short-term specimen storage at the bench. Their compact conical geometry supports complete sample recovery and tight pellet formation during high-speed spins.

Technical Specifications

Applications

• Aliquoting small reagent and standard volumes for assay workflows
• Microcentrifugation to pellet cells, beads, or precipitates
• Short-term storage of nucleic acid and protein samples
• Serial dilution prep in molecular biology protocols
• Holding enzyme, primer, or buffer working stocks at the bench
• Organizing low-volume specimens in tube racks and boxes

Quality & Procurement

labsupplies.com is an authorized Caplugs® Evergreen dealer shipping from US inventory. These tubes are Made in USA, and each bag carries lot numbers to support traceability for CAP-, CLIA-, and ISO 15189-accredited laboratories. Institutional and grant-funded tiered pricing is available for high-volume orders.

Frequently Asked Questions

Are these microcentrifuge tubes sterile?

No. These tubes ship non-sterile. If your protocol requires sterility, autoclave or sterilize per your validated lab procedure before use.

What material are the tubes made from?

The tubes are molded from natural polypropylene (PP), a low-extractable resin suited to centrifugation, aqueous reagents, and a broad temperature range.

How many tubes are in each pack?

Each bag contains 1000 tubes (1000/Bag), priced per pack. Tiered pricing is available for larger institutional or grant-funded orders.

Where are these tubes manufactured?

These Caplugs® Evergreen tubes are Made in USA and ship from US inventory with lot-numbered packaging for traceability.