Caplugs® Evergreen Flat Top MST™ Cryogenic Vial Caps, HDPE, Chocolate, 200/Bag
The Flat Top MST™ Cryogenic Vial Caps deliver reliable replacement closures for HDPE cryogenic storage vials used in biobanking, cell-line archiving, and long-term sample retention at ultra-low temperatures. Molded from high-density polyethylene in a chocolate color, these flat-top caps ease color-coded sample tracking and inventory organization across freezer racks and liquid-nitrogen storage workflows.
Technical Specifications
| Product Type | Cryogenic Vial Caps (Flat Top MST™) |
|---|---|
| Material | HDPE (high-density polyethylene) |
| Cap Style | Flat Top |
| Color | Chocolate |
| Sterility | Non-Sterile |
| Pack Size | 200/Bag |
| Country of Origin | USA |
Applications
- Replacement closures for HDPE cryogenic storage vials
- Color-coded sample identification in freezer boxes and racks
- Biobanking and long-term specimen archiving
- Cell-line and serum storage at ultra-low temperatures
- Aliquot organization for nucleic acid and protein samples
- Inventory differentiation across multi-project freezer storage
Quality & Procurement
Sold by labsupplies.com, an authorized Caplugs® Evergreen dealer shipping from US inventory. These caps are Made in USA, and each bag carries lot numbers to support traceability for CAP-, CLIA-, and ISO 15189-accredited laboratories. Institutional and grant-funded tiered pricing is available for repeat and bulk procurement.
Frequently Asked Questions
Are these cryogenic vial caps sterile?
No. These Flat Top MST™ caps are supplied non-sterile. If your protocol requires sterile closures, sterilize per your validated method or select a sterile alternative.
What material are these caps made from?
The caps are molded from high-density polyethylene (HDPE), a durable polymer suited to cryogenic storage and color-coded sample organization.
How many caps come in a pack?
Each bag contains 200 caps (200/Bag). Pricing shown is per bag, with tiered institutional and grant pricing available on request.
Why is the chocolate color useful?
The chocolate color lets you visually differentiate samples, projects, or sample types across freezer racks and liquid-nitrogen storage, speeding inventory retrieval.