Thermo Scientific Nalgene All-Plastic Dewar Flasks

Lightweight, shatterproof, and economical

Implosion proof and safe to use with LN2, dry ice, solvent mixtures, and hot fluids. Double-wall construction, flasks are made of high-density polyethylene (HDPE); annulus is filled with insulating CFC-free urethane foam. Metal tabs keep lid securely in place. Broad-base design reduces the chance of accidental spills.
Include a vented, insulated HDPE cover, molded in ribs, securing tabs, and pour spout.