Caplugs® Evergreen 4.0 mL Freestanding Round Bottom Polystyrene Sample Cups, Blue, 1000/Bag
The Caplugs® Evergreen 4.0 mL Sample Cups are molded from clear-tinted blue polystyrene with a stable freestanding base, making them ideal for automated clinical chemistry analyzers, manual sample aliquoting, and reagent dispensing on the open bench. Their round bottom geometry promotes complete sample recovery and minimizes dead volume during pipetting.
Technical Specifications
| Product Type | Freestanding Round Bottom Sample Cups |
| Volume/Size | 4.0 mL |
| Material | Polystyrene (PS) |
| Color | Blue |
| Sterility | Non-Sterile |
| Pack Size | 1000/Bag |
| Country of Origin | USA |
Applications
- Sample loading and aliquoting on automated clinical chemistry analyzers
- Serum, plasma, and urine sample handling in diagnostic labs
- Reagent or standard dispensing for routine assays
- Short-term sample storage prior to instrument runs
- Manual pipetting and small-volume transfers at the bench
- Quality-control sample preparation in CLIA-regulated workflows
Quality & Procurement
These sample cups are made in the USA and supplied by labsupplies.com, an authorized Caplugs® Evergreen dealer shipping from US inventory. Each bag carries a lot number to support traceability for CAP-, CLIA-, and ISO 15189-accredited laboratories. Institutional and grant-funded tiered pricing is available — contact our team for volume quotes on standing orders.
Frequently Asked Questions
What is the working volume of these sample cups?
Each cup holds a nominal 4.0 mL. The round bottom design helps recover small residual volumes, reducing waste during automated or manual pipetting.
Are these cups sterile?
No. These cups ship non-sterile, which suits routine clinical chemistry and general aliquoting where sterility is not required.
What material are the cups made from?
The cups are molded from polystyrene (PS), a rigid, optically clear plastic well suited to short-term sample handling and analyzer loading.
How are they packaged and sold?
They are sold by the bag of 1000 cups (SKU 127-0017-B10), priced per pack. Each bag is lot-numbered for traceability.