Pretty Nifty Cardboard Cryogenic Storage Boxes For 15 Milliliter And 50 Milliliter Lab Vials Pack Of 10 With Quick Drain Bottoms And A Super Snug Fit Lid Built For Ln2 Liquid Nitrogen Freezers

Cryogenic Cardboard Boxes For 15ml And 50ml Vials Pack Of 10
✔️ Fast drain bottoms fit LN2 freezers with secure sealing lids

You need reliable packaging that actually survives extreme subzero temperatures. These cardboard cryoboxes keep your fifteen and fifty milliliter culture tubes safe inside liquid nitrogen tanks or upright cold storage freezers. Grabbing a pack of ten lets you swap out damaged units without breaking your budget. Your hands stay dry when you pull a row off the shelf because the bottom vents shed liquid fast.

✅ Holds both 15 and 50 milliliter tubes securely inside heavy cardboard walls
✅ Quick drain holes stop moisture build up during routine thaw cycles
✅ Tight fitting cover keeps sample caps from hitting the top edge
✅ Compact footprint measures 145 by 145 by 122 millimeters for each tray

💡 What makes cardboard cryoboxes handy for liquid nitrogen freeze storage?
The right cold chain equipment protects your biological research samples from accidental frost damage.
- Engineered ventilation channels route condensation away from sealed test tubes
- Dense fiberboard walls maintain consistent interior humidity levels across multiple thaw rounds
- Standardized exterior sizing slides straight into existing modular freezer racks for quick access

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