Rock Solid Wide Mouth Dewar Flask 1 Liter With Heavy Duty Stainless Steel Casing For Liquid Nitrogen Dry Ice And Cryo Storage Double Walled Glass Vented Cap And Sure Grip Clamps Four Pack Set

Four Pack Dewar Tanks For LN2 Cooling And Lab Specimen Setup Ops
✔️ Four 1L cryo dewars, steel housing, double wall glass, safe vents

You get a four pack of heavy duty laboratory dewars built for real world cooling tasks. These double walled tank units handle liquid nitrogen, dry ice mixtures, and biological samples without breaking a sweat. You drop them onto benches at medical clinics, research centers, and manufacturing floors for steady temperature control and fast transport.

✅ Wide opening mouth lets your hands reach straight in for quick sample grabs
✅ Double layered borosilicate tube cuts down on daily coolant costs over time
✅ Rusted proof steel caging keeps everything locked tight during busy moves
✅ Air release cap stops unwanted pressure spikes while you work or travel

💡 How do vacuum packed glass dewars stay handy during busy shipping schedules
You load these double walled cooling tanks when you want steady temps for delicate biological stock.
- Insulated glass tubes keep freezer cold levels locked inside so specimens wont spoil en route
- Corrosion free steel casings shrug off garage bumps and dock scuffs without cracking open
- Relief pressure caps give expanding vapors an exit so your supply never blows apart on site
- Sturdy side latches click tight fast so full bins ride steady over potholes and steep ramps