Diamond Midi 5.0 mL Centrifuge Tubes, Polypropylene, Graduated — Screw Cap, Non-Sterile & Sterile
The Globe Scientific Diamond Midi 5.0 mL Centrifuge Tube bridges the gap between microcentrifuge and standard conical tubes, giving labs an ergonomic mid-volume format for sample prep, aliquoting, and short-term specimen storage. Molded from clarified polypropylene with printed graduations, these tubes support reliable centrifugation, accurate volume reads, and confident pipetting at the bench.
Technical Specifications
| Product Type | Midi Centrifuge Tube |
| Volume/Size | 5.0 mL |
| Material | Polypropylene (PP) |
| Closure/Cap | Separate screw cap (non-sterile) or assembled screw cap (sterile) |
| Graduation | Graduated, printed |
| Sterility | Non-sterile or sterile (option-dependent) |
| Pack Size | Bag/carton, varies by option (see table below) |
Available Options
| Diamond Midi 5.0 mL, PP — Case of 500 | 111580 |
| 5.0 mL, PP, separate blue screw cap, graduated — Case of 500 | 111580B |
| 5.0 mL, PP, assembled red screw cap, sterile — Box of 200 | 111580S |
| 5.0 mL, PP, assembled blue screw cap, sterile — Box of 200 | 111580BS |
Attached snap-cap Diamond Midi tubes (111578 series, eight colors including light-blocking black) have their own page: Diamond Midi 5.0 mL Snap Cap Centrifuge Tubes.
Applications
- Mid-volume sample aliquoting and reagent dispensing at the bench
- Centrifugation of cell suspensions, lysates, and precipitate pellets
- Short- and medium-term storage of biological specimens
- Red and blue caps for color-coded sample tracking and batch separation
- Sterile collection and processing of cell culture or clinical samples (sterile options)
Quality & Procurement
labsupplies.com is an authorized Globe Scientific dealer shipping from US inventory. Each bag and carton carries lot numbers to support traceability for CAP-, CLIA-, and ISO 15189-accredited laboratories.
Frequently Asked Questions
Which options are supplied sterile?
SKUs 111580S and 111580BS are sterile, assembled-screw-cap tubes packed 20/bag with 10 bags per unit. The separate-cap tubes, 111580 (red) and 111580B (blue), are non-sterile and packed 100 per bag.
Are these tubes graduated?
Yes. Every option has printed graduations on the polypropylene body for quick visual volume estimation up to the 5.0 mL capacity.
