Cylindrical form, silvered and evacuated. Furnished with an aluminum base. Exterior, including base, is coated with a tough, resilient, baked-on plastic which does not rupture if flask breaks. Intended for use with liquid nitrogen. Performance is not g

Dewar Flask, Low Form, Hemispherical Multiple sizes available, with aluminum base to allow transfer of magnetic field. *Due to extra high vacuum, the Dewar flasks still have a rare possibility to explode, so working behind a safety shield in hood and always wearing goggles are strongly recommended.

Pope Lab Grade Dewars are supplied with stoppers for the wide mouth model and for the narrow mouth cylindrical Dewars. Need another one? Replacement stoppers can be purchased separately.

Unbreakable Dewar flask is made entirely of Stainless Steel. Dewar flask has many flexible laboratory applications including cooling of small samples and as an insulating flask. Furthermore, it can be used for storage and transport of liquid nitrogen LN₂, dry ice CO₂, and…

The handled Dewar vacuum flask is ideal for temporary storage and liquid gas service, especially Liquid Nitrogen. The wide mouth design with the fully silvered borosilicate glass inner flask incorporates the convenience of a coated handle and full aluminum base on the most popular cylindrical model…

Borosilicate glass with protective aluminum or plastic mesh housing and extended aluminum base weighted for stability. Legal Information: Aldrich is a registered trademark of Sigma-Aldrich Co. LLC

  ABS LD Class  4 Liter Liquid Nitrogen Capacity  0.19 Liter/Day Static Evaporation Rate  Neck Diameter (mm): 35  Exterior Height (mm): 426.7  Exterior Diameter: 185.4  Designed for efficient storage of LN2 …

For routine use. Furnished silvered, evacuated and with aluminum base. Not for transportation of Liquid Nitrogen. Properties Capacity mL: 1000 Inside Diameter Inches: 2-11/16 Inside Depth Inches: 11-7/8

These Dewar Flasks provide a convenient alternative to VT systems for studies at 77 K, and are silvered around the reservoir. 150mL flask lasts 60 minutes after a filling Offset reservoir is designed for cavities that have limited space between the reservoir and the drive shaft for the iris

Completely safe for short-term storage of ice water, dry ice solvent and liquid nitrogen and for use in hot baths Chemical-resistant HDPE double walls are filled with urethane foam and can withstand temperatures from -196°C to +100°C Vented, insulated cover All sizes feature…

Features: Increased SAFETY- Unbreakable Lightweight Design Each Dewar is Supplied with a Lid Patented Closed Cell Foam Construction (USPTO # 7,971,744) Lower Boil Off and Consumption of Liquid Nitrogen Patented foam dewars provide a safe and durable vessel for handling…