Dewar Flask

Store and transport low-temperature liquid gases or high temperature liquids. Dewar flasks are available in two sizes 1000ml or 500ml and come complete with vented stainless steel lids. Model SDF-1000 comes with removable stainless steel handle.

…lab-grade standard dewars are manufactured for efficient use with liquid nitrogen (LN₂) and other liquid gases Dewar vacuum flasks are made of double-walled borosilicate glass, fully silvered, evacuated to 10-5 and covered by a protective mesh. Evacuation tips and flask bottoms are…

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…

Dewar Flask, Tall Form, Metal Housing Capacity: 350, 665, 1000, 1900, 3500, and 4300mL available Interior Depth: 125, 195,190, 302 and 305mm available Interior Diameter: 70mm Flask has weighted base for stability and a full length aluminum housing which extends to the top rim. *Due to…

…spherical Dewar These operations include: Rapid freezing and recovery of tissue/organ specimens Ability to insert small flasks in Dewar Agitation in flask with magnetic stirrer Tempering of stirring rods, pestles and other small objects Takes round bottom flasks…

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

Cylindrical glass liner for increased coolant capacity

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…

…dry-ice 4 sizes available Our dewar flasks are rust-free, non-corrosive, hygenic and strong. Double-walled boroscilicate glass, vacuum pumped and silvered insures efficient storage, transport and use of liquid nitrogen and dry-ice. These Dewar Flasks have an all-stainless steel vented lid…

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…

Economical Vented lid Suitable for LN2 or dry-ice 4 sizes available Blue metal cased economy Dewar Flasks are rust and corrosion resistant. Double-walled silvered boroscilicate glass, vacuum pumped insures efficient storage, transport and use of liquid nitrogen and dry-ice. Lid vent…

Similar to 5028M40 series, but aluminum base extends up to mouth of flask Without plastic mesh

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

Loose Lid Insulating Plugs for CG-1599-A and CG-1599-B S.S. Dewar Flasks.

… Patented foam dewars provide a safe and durable vessel for handling liquid nitrogen, dry ice/acetone mix and cryogenic materials. Unlike conventional glass and stainless steel Dewar flasks which depend upon a vacuum layer for insulation, closed cell foam dewars use a fine closed cell…

… Patented foam dewars provide a safe and durable vessel for handling liquid nitrogen, dry ice/acetone mix and cryogenic materials. Unlike conventional glass and stainless steel Dewar flasks which depend upon a vacuum layer for insulation, closed cell foam dewars use a fine closed cell…

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 other…

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

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 & transport of liquid nitrogen LN₂, dry ice CO₂, and…

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.

For use with dry ice and other solid cooling agents. Can also be adapted for use as a small constant temperature bath by using a constant boiling liquid. In this manner, can also be used as an oil bath. The larger size will hold 100mL flask, small size

For use with dry ice and other solid cooling agents. Can also be adapted for use as a small constant temperature bath by using a constant boiling liquid. In this manner, can also be used as an oil bath. The larger size will hold 100mL flask, small size

  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 …

Pope Lab Grade Dewars are rated the most efficient glass Dewars in the World! This superior ranking is due to rigid quality controls in manufacture and a number of outstanding design and manufacturing features. Efficiency assured by rigid bakeout and evacuation control (evacuated to 10-5…

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…

LD Series Liquid Nitrogen Dewars are designed for storage of small quantities of liquid nitrogen. High-strength aluminum shell is both durable and light-weight. Super insulation provides advanced thermal protection. Neck tube joins inner and outer container, providing maximum durability and minimum…

Used for freezing out undesired vapors in the vacuum system and also for use in conjunction with Dewar flasks.

Modified version of 8750 series of vacuum traps, with side arm bent 90 degrees upward for easier attachment of vacuum tubing. For use with vacuum systems to capture undesirable vapors. Fits easily into Dewar flasks.

Twin chamber vacuum trap for double protection against undesired vapors in a vacuum system. Trap can be used in a two liter Dewar flask such as 12540-07. Distance from outside of one body to outside of other is approximately 97mm; height is 250mm. Inlet and outlet have serrated fittings; O.D. of…

Vacuum trap system protects gauge heads, like our 14034, and pumps from corrosive vapors and particle fouling. System consists of a Dewar flask, cold trap and inlet arm. High-vacuum stopcocks are used throughout. Gauge & inlet arm are Ace-Thred connections. Pump & manifold connections are o-ring…

Highly conformable vinyl tape used for wrapping vacuum system glassware, Dewar flasks, etc., to reduce injury from implosions Used also for color coding or on ball mill containers Tapes withstand heavy abrasion and are resistant to most common solvents. They are subject to attack by…

Stainless steel/glass, wide mouth Features a corrosion-resistant, stainless steel exterior with a carrying handle and vented lid which is secured by two toggle clamps Recommended for the safe transportation of liquid nitrogen Various capacities