Globe Scientific
Empty Pipette Tip Racks for 20 µL PosiStop Tips, Red Tray, 10 Racks/Box | Globe Scientific
Empty Pipette Tip Racks for 20 µL PosiStop Tips, Red Tray, 10 Racks/Box | Globe Scientific
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Globe Scientific Empty Racks for 20 µL PosiStop Pipette Tips, Red Tray, 10 Racks/Box
The Empty Racks for 20 µL PosiStop Pipette Tips give high-throughput labs a clean, reusable platform for refilling micro-volume tips, cutting per-tip packaging waste during PCR setup, qPCR plating, and serial dilution work. Each red-tray rack accepts standard 20 µL PosiStop tips and holds them in consistent alignment for fast multichannel loading.
Technical Specifications
| Product Type | Empty reloadable pipette tip rack |
| Volume/Size | For 20 µL PosiStop pipette tips |
| Material | Polypropylene rack with colored tray |
| Closure/Cap | Hinged lid |
| Graduation | Not applicable |
| Sterility | Non-sterile |
| Pack Size | 10 racks per box |
Available Options
| Option | SKU | Price (per box of 10) |
| 154405 — red tray, 10 racks/box | 154405 | $35.20 |
Applications
- Refilling 20 µL PosiStop tips for routine micropipetting at the bench
- PCR and qPCR reaction setup requiring precise low-volume aspiration
- Serial dilution series across 96-well plates
- Reagent aliquoting in molecular biology and genomics workflows
- Cell culture media additions and small-volume transfers
- Standardizing multichannel pipette loading to reduce mis-picks
Chemical Resistance
| Reagent Class | Compatibility |
| Aqueous buffers | Excellent |
| Dilute acids | Good |
| Dilute bases | Good |
| Alcohols | Good |
| Acetonitrile | Moderate |
| Aromatic solvents | Limited |
| Chlorinated solvents | Limited |
Quality & Procurement
labsupplies.com is an authorized Globe Scientific dealer, shipping these racks from US inventory for fast fulfillment. Boxes carry lot numbers that support traceability for CAP-, CLIA-, and ISO 15189-accredited labs. Institutional and grant-funded tiered pricing is available — contact our procurement team for volume quotes.
Frequently Asked Questions
Which pipette tips fit these racks?
These racks are designed specifically for Globe Scientific 20 µL PosiStop pipette tips, holding them in proper alignment for reliable loading and aspiration.
Are the racks supplied with tips?
No. SKU 154405 ships empty for reloading from bulk or refill tip packs, helping reduce per-tip packaging cost and waste.
How many racks come in one box?
Each box contains 10 racks. The list price of $35.20 is per box of 10.
Are these racks sterile or autoclavable?
Racks are supplied non-sterile. The polypropylene construction tolerates standard cleaning; verify autoclave settings against your protocol before processing.
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