Spherical Dewar Flasks
Advantages
- low evaporation rate
- good tipping stability
- made of Borosilicatglass 3.3
- incl. loose lied lid
- incl. handle
- deliverable:
- fully silvered ( standard )
- silvered with viewing stripes
Application
- storage and transport of liquid nitrogen ( LN2 )
Versions
- AL : aluminium cover, brushed
- A : glass refill ( without cover )
Technical data
Typ |
max.
Inhalt ca. [ L ] |
A
mm |
B
mm |
C
mm |
D
mm |
H
mm |
B1
mm |
C1
mm |
H1
mm |
E1
mm |
---|---|---|---|---|---|---|---|---|---|---|
21 AL | 1 | 30 | 50 | 165 | 235 | 70 | 60 | 175 | 150 | 300 |
22 AL | 3 | 60 | 85 | 205 | 305 | 110 | 105 | 225 | 210 | 380 |
23 AL | 5 | 60 | 85 | 250 | 350 | 110 | 105 | 260 | 275 | 450 |
24 AL | 10 | 65 | 95 | 310 | 380 | 85 | 105 | 330 | 310 | 480 |
Type |
max.
Content ca. [ L ] |
Weight
ca. [ kg ] |
Holding
Time LN2 ca. [ d ] |
Evaporation
rate LN2 ca. [ L/d ] |
---|---|---|---|---|
21 AL | 1 | 1,6 | 5 | 0,2 |
22 AL | 3 | 3,1 | 7 | 0,4 |
23 AL | 5 | 4,4 | 12 | 0,4 |
24 AL | 10 | 6,6 | 16 | 0,6 |
Technical Datasheet
Article Numbers
Type | Article No. | Glass Refill | Article No. |
---|---|---|---|
21 AL | 1291 | 21 A | 1271 |
22 AL | 1292 | 22 A | 1272 |
23 AL | 1293 | 23 A | 1273 |
24 AL | 1294 | 24 A | 1274 |
21AL 1291 21A 1271
22AL 1292 22A 1272
23AL 1293 23A 1273
24AL 1294 24A 1274