Caplugs® Evergreen 4.0 mL Freestanding Round Bottom Sample Cups, Polystyrene, Natural, 1000/Bag

The Caplugs® Evergreen 4.0 mL Freestanding Round Bottom Sample Cups deliver consistent fill geometry for clinical chemistry, immunoassay aliquoting, and routine sample handling on the bench. Molded from clear natural polystyrene, each freestanding cup stands upright without a rack, supporting fast loading, manual pipetting, and short-term specimen presentation across high-throughput labs.

Technical Specifications

Applications

• Sample aliquoting and dispensing in clinical chemistry workflows
• Reagent and standard presentation for benchtop analyzers
• Short-term holding of serum, plasma, or urine specimens
• Manual pipetting and volume transfer at the bench
• Quality-control and calibration sample preparation
• General lab liquid handling where a freestanding vessel speeds throughput

Quality & Procurement

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

Frequently Asked Questions

What material are these sample cups made from?

Each cup is molded from clear natural polystyrene (PS), offering rigidity and optical clarity suited to routine sample handling and visual inspection.

Are these sample cups sterile?

No. They ship non-sterile and are intended for routine, non-aseptic sample handling and aliquoting applications.

Do the cups stand on their own?

Yes. The freestanding round-bottom design lets each 4.0 mL cup remain upright on the bench without a dedicated rack, speeding loading and pipetting.

How are the cups packaged?

Cups are supplied 1000 per bag. Each bag carries a lot number to support documentation and traceability requirements in accredited labs.