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long time storage dewars

YDS medium capacity liquid nitrogen containers with narrow neck opening

This long-time storage series is specially designed for biological samples that require long-term static storage in liquid nitrogen dewar. This series is made of high-strength lightweight aluminum alloy and contains multiple layers of super-strong thermal insulation layers, which realize the safety, lightness, and efficiency of the liquid nitrogen tanks.

Main features:

High-strength, light-weight, medium-volume aluminum structure;
Low-level evaporation loss;
Lockable cover for safe storage of biological samples;
Outer jacket for extra protection of liquid nitrogen containers;
Long canisters with 2 level goblets inside for easy and large-capacity storage;

Additional moving cart (roller base) for easy moving;

Additional liquid nitrogen transfer pump for easy pouring;
Two years standard warranty and five years vacuum warranty.

Main parameter of long-time storage liquid nitrogen dewar flask
Model
LN2 capacity
Neck opening
Outer diameter
Height
Empty weight
Number of canister
Static evaporation
Static hold time
0.5ml straw capacity
0.25ml straw capacity
YDS-13
13.0 L
50 mm
305 mm
605 mm
7.6 kg
6
0.10 L/d
131 day
1284
2832
YDS-15
15.2 L
50 mm
355 mm
600 mm
8.6 kg
6
0.10 L/d
158 day
792
1788
YDS-16/9
17.0 L
54 mm
438 mm
490 mm
8.6 kg
9
0.11 L/d
156 day
1188
2682
YDS-20
21.0 L
50 mm
355 mm
620 mm
9.0 kg
6
0.10 L/d
212 day
1284
2832
YDS-30
31.5 L
50 mm
455 mm
670 mm
13.8 kg
6
0.11 L/d
298 day
1284
2832
YDS-35
35.5 L
50 mm
455 mm
720 mm
17.0 kg
6
0.11 L/d
326 day
1284
2832
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