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Manufactured
by KGW-Isotherm in Karlsruhe, Germany, the liquid nitrogen storage
containers provide a means of keeping liquid nitrogen for a
prolonged period. Vacuum insulation combined with super insulating
materials reduces the loss to 1% per day. safe, efficient filling and
transfer equipment is provided. For details on liquid nitrogen, its
properties and handling Liquid Nitrogen
(LN2) Data |
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APOLLO
Liquid Nitrogen Storage Complete stainless steel
liquid nitrogen storage unit. Transfer siphon and transfer
hose with vacuum
safety valve. Use of super insulation in the vacuum space reduces loses
to less than 1% per day. Sizes from 50 liters (13.2 US gals) to 400
liters (106 US gals). |
| ALU Aluminum Liquid Nitrogen
Container Light, low cost liquid Nitrogen container for
liquid nitrogen storage. Vacuum insulated with super insulation material
in the vacuum space. ALU containers are available from 7 liters ( 1.9
US gals ) to 95 liters ( 25 US gals) with a complete range of accessories
for filling and take off. A roller base is available for the ALU 100.
Evaporation rates are as low as 0.2 % per day |
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Spherical
Dewar Flasks Spherical dewar flaks combine low evaporation
rate with easy pouring. Delivered with loosely attached lid, optionally
fully silvered or
with viewing strips. Outer cover of structured Aluminum. Sizes from
1 liter to10 liters. For liquid nitrogen storage and transport. |
| Large
Stainless Steel Dewar Flasks High quality stainless steel
Dewar flasks for industrial and research use. Very stable with flat
bottoms, the flasks are available in capacities from 8 liters to 572
liters. The plain
top version with lid is equipped with carrying handles. Flanged
top versions are manufactured to special order. |
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Dewar
Carrying Flasks Storage and transport of liquid nitrogen
or temperature sensitive items is suitable for dewar carrying
flasks. Includes insulating lid with clips; available in blue coated
cover or stainless steel. Sizes from 1 liter to 4 liters. |
| Large
Insulating Dewar Flasks Large dewar flasks for storage
and transport of liquid nitrogen or temperature sensitive items.
Blue coated or structured Aluminum cover; available fully silvered
or with viewing strips. Sizes from 4 liters to 40 liters. |
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Box
Shaped Large Insulating Dewar Flasks Large
cylindrical Dewar flasks built into special insulating boxes with clamp
on lids for storage
and transport of temperature sensitive items. Versions available from
10 liters to 40 liters with linen protective bags, Insulating disks
and a roller base for the largest version available as options |
| Waste Disposal Tanks For storage and transport of aggressive chemicals
and waste. Stable with good pouring feature. Includes screw lock. overpressure
safety device, glass insert, bright red coating and warning decals. Available
in sizes from 4 liters to 15 liters. |
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Cold
Traps Boro-silicate glass cold traps for condensing
fluids. Available with protective aluminum housings or as cold fingers.
The size range provides for coolant capacity of approximately 1100
mL and condensate capacity of 150 mL and 250mL. Spherical ground glass
and glass screw thread connectors are available |
All
glass equipment manufactured by KGW-Isotherm is made from Boro-silicate
Glass in accordance with ISO/DIN specifications 3585.
Chemical Characteristics
- Hydrolytic
resistance to DIN-ISO 719-C
- Acid
resistance to DIN-ISO 1776
- Alkaline
resistance class to DIN 52322-A2 and ISO695-A2
Optical
Characteristics The
spectral region is in the range 310nm to 2200nm where absorption
is negligible
Physical
Characteristics
- Linear
expansion factor (20 °C to 300 °C); 3.3 x10-6 / °K
- Density;
2.23 g/cm3
- Specific
thermal capacity: 910 J/Kg °K
- Transformation
temperature 525 °C
Ambient
Temperature for Dewar Flask +200
°C to -200 °C |
