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Nalgene® Dewar Flasks, High-Density Polyethylene, Thermo Scientific


4150-1000 4150-4000 4150-2000 4150-9000
All-plastic Dewar flasks suitable for cryogenic work. They are manufactured for use with liquid nitrogen (LN2) and ideal for use with liquid gases. Safe for use with liquid nitrogen, dry ice solvent, and hot baths. Chemical-resistant HDPE double walls are filled with CFC-free urethane foam and withstand temperatures from –196° to 100°C. Rib-molded for safer handling. Vented insulated cover.

Ordering information: With polyethylene cover and polyethylene-coated bail-type handle.



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Capacity Height Inner Diameter Supplier No. Catalog Number Unit List Price Quantity
1 L (33.8 oz.) 230 mm (91/16") 95 mm (33/4") 4150-1000 T-3009-1000 Case of 4 Retrieving
Each Retrieving
2 L (67.6 oz.) 260 mm (101/4") 121 mm (43/4") 4150-2000 F-1498-2 Case of 2 Retrieving
Each Retrieving
3.8 L (1 gal.) 324 mm (123/4") 146 mm (53/4") 4150-4000 F-1498-4 Case of 2 Retrieving
Each Retrieving
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