Rock Solid Cryogenic Freezer Box 2 Pack Featuring 81 Grid Paper Sample Storage Rack With Hella Tight Secure Lid For Absolute Long Term Bio Specimen Preservation Vault

2 Pack Cryo Freezer Boxes With Tight Seal for Lab Specimens
✔️ White plastic sample rack holds eighty one vials securely

These freezer containers protect biological samples during long term cold storage. You get two white boxes per package that fit neatly on standard shelves. The flat lid snaps shut to lock out moisture and temperature swings.

✅ Keeps your biological specimens frozen without condensation buildup
✅ Includes a paper rack to organize up to eighty one samples clearly
✅ Wide mouth opening lets you grab tubes fast without spilling
✅ Smooth edges stack safely when you need extra bench space

💡 How do cryo freezer boxes maintain specimen integrity during long term cold storage?
The heavy duty casing blocks rapid thaw cycles while the rubberized rim locks out frost.
- Thermal shock resistance preserves fragile cell cultures during transfer
- Airtight barrier stops ice crystals from forming on sensitive DNA strands
- Rigid walls maintain structural strength when stacked in deep freeze chambers
- Easy wipe surfaces prevent cross contamination between test batches

✝️