Globe Scientific
13mm Flange Plug Caps for CT2 & CR1 Tubes — 9 Colors, 1000/Bag | Globe Scientific
13mm Flange Plug Caps for CT2 & CR1 Tubes — 9 Colors, 1000/Bag | Globe Scientific
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13mm Flange Plug CT Caps for CT2 and CR1 Tubes — 9 Colors, 1000/Bag
The Globe Scientific CT Cap is a 13mm flange plug closure engineered for a secure snap-fit on CT2 and CR1 model tubes. Offered in nine distinct colors, these caps support rapid visual sample coding, batch separation on the bench, and reliable sealing during centrifugation and short-term sample storage.
Technical Specifications
| Product Type | Flange Plug Cap (CT Cap) |
| Volume/Size | 13mm tube neck |
| Material | Polyethylene |
| Closure/Cap | Flange plug, snap-fit for CT2 and CR1 models |
| Sterility | Non-sterile |
| Pack Size | 1000 caps per bag |
Available Colors
| Yellow — Bag of 1000 | CT-CAP-Y | $34.00 |
| White — Bag of 1000 | CT-CAP-W | $34.00 |
| Red — Bag of 1000 | CT-CAP-R | $34.00 |
| Orange — Bag of 1000 | CT-CAP-N | $34.00 |
| Lavender — Bag of 1000 | CT-CAP-L | $34.00 |
| Black — Bag of 1000 | CT-CAP-K | $34.00 |
| Green — Bag of 1000 | CT-CAP-G | $34.00 |
| Clear — Bag of 1000 | CT-CAP-C | $34.00 |
| Blue — Bag of 1000 | CT-CAP-B | $34.00 |
Applications
- Sealing 13mm CT2 and CR1 tubes during sample handling and transport
- Color-coding specimens by patient, assay, or processing batch
- Securing tubes ahead of centrifugation runs
- Short-term refrigerated storage of capped samples
- Organizing tube racks by department or workflow stage
- Replacing damaged or contaminated closures on stocked tubes
Quality & Procurement
Sold by labsupplies.com as an authorized Globe Scientific 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 on request for high-volume color sets.
Frequently Asked Questions
Which tube models fit these flange plug caps?
These caps are designed for Globe Scientific CT2 and CR1 model tubes with a 13mm neck. The flange plug seats firmly for a reliable snap-fit during routine handling.
How many caps come in each pack?
Each bag contains 1000 caps. Pricing shown is per bag, and all nine colors share the same per-bag list price.
Are the caps sterile?
No. These caps are supplied non-sterile, making them suited to general specimen handling, coding, and storage workflows rather than aseptic applications.
Can I mix colors across an order?
Yes. Each color is a separate SKU, so you can combine any of the nine colors in a single order to match your lab's coding scheme.
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