Dewar flasks

DURAN^®. DIN EN ISO 16496. Cylindrical. With blue coated protective casing made of metal. All vessels can also be supplied without casing, unsilvered or silvered with opposite viewing strips. Stoppers - please order separately.

DURAN^®. DIN EN ISO 16496. Cylindrical design with insulated lid, held by two spring clips and aluminium carrying handle. For cooling, storage and transport of small samples of temperature-sensitive goods e.g. with liquid nitrogen (LN₂) or dry ice (CO₂). When storing liquid nitrogen (LN₂) or CO₂ a hole (diam. approx. 2 mm) in centre of the lid is necessary that no overpressure can arise in the vessel.
Type B: blue-coated metal cover
Type BE: stainless steel cover

DURAN^®. DIN 12492. Dish-shaped. Generally for thermostatting round bottom flasks to a constant temperature as hot or cold baths. With structured aluminium casing and edge protection. Suitable for use with magnetic stirrers.

Nickel chromium steel, unbreakable, open top. With high-vacuum, permanent insulation. Temperature range -269 to 300 °C. 5 year insulation guarantee.

DURAN^®. DIN EN ISO 16496. With blue coated protective casing out of metal and side grip.

DURAN^®. DIN 16496. Spherical. Brushed aluminium casing with insulating lid and carrying handle.

With vented, insulating HDPE lid. PE covered handle. Unbreakable and completely safe for short term storage of ice water, dry ice solvents and liquid nitrogen. Also suitable for use as warming baths. Chemical-resistant, reinforced walls, filled with urethane foam, are temperature resistant from -196 to 100°C. 1, 2 and 4 litre flasks have a carrying handle.

Borosilicate glass 3.3. DIN 16496. Cylindrical. With blue coated protective casing out of metal or structured aluminium casing. Large opening. With insulated lid. Carrying handles as indicated. For cooling and storage of temperature-sensitive goods e.g. with dry ice (CO₂). When storing liquid nitrogen (LN₂) a hole (diam. approx. 2 mm) in centre of the lid is necessary.
Type 34 C / 34 CAL with linen bag.

Cork.