Rock Solid Polypropylene Centrifuge Tube Freezer Box With Blue Cryogenic Cradle For 1.8 And 2Ml Microcentrifuge Vials Sample Rack Pack Of Four Waterproof Straight Up Durable Lab Organizer

4pk blue PP waterproof freezer lab rack 1.8ml durable tubes
✔️ Waterproof blue PP box 75x75x54mm fits 1.8ml 2ml 25 spots -150°C 120°C

This pack of four blue polypropylene freezer tube boxes organizes up to 25 microcentrifuge vials per crate. You place your 1.8ml and 2ml samples inside the numbered slots during cold storage workflows. The sealed construction protects contents from moisture damage while tolerating extreme temperatures ranging from -150 to 120 °C.

✅ Pack of 4 waterproof freezing tube holders blue PP material durable lab grade
✅ Holds 25 positions for 1.8ml and 2ml micro tubes with depth 26mm holes
✅ Temperature resistance from -150°C to 120°C safe for dry ice storage
✅ Overall size 75x75x54mm hole dimensions 12.5x12.5mm straight up design

💡 What features make a polypropylene freezer tube box handy for maintaining sample integrity?

Polypropylene offers superior chemical resistance and structural strength for harsh lab environments.

* Resists cracking and moisture absorption during repeated freeze-thaw cycles.

* Numbered indices simplify inventory checks without requiring microscope analysis.

* Temperature tolerance spans extreme heat and cold ranges reliably.

* Stacked design maximizes available volume in crowded laboratory freezers.✝️