Dewar Flasks with Flat Bottom KGW Isotherm
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Type FB-CAL
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Type FB-CAL with viewing stripes
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Suitable for storage and cooling of small samples. Flat bottom design makes for easy use of magnetic stirrers.Flat bottom dewars have a durable, textured aluminum finish and can be delivered with transparent viewing strips if required. Sizes from150ml to 2.1 litres.
Application of Flat Bottom Dewar Flasks
- suitable on magnetic stirrer
- flexible applications in laboratory
- cooling of small samples
- storage:
- liquid nitrogen ( LN2 )
- dry ice ( CO2 )
- other coolants
- suitable as insulating flask
Advantages of Flat Bottom Dewar Flask
- low evaporation rate
- easy handling
- aluminium cover:
- antimagnetic
- stainless
- made of Borosilicatglass 3.3
- deliverable:
- fully silvered ( standard )
- not silvered
- silvered with viewing stripes
- shortened
Versions
- CAL : structured aluminium cover
Accessories
- loose lied insulating plug
Technical data
| Type | max. Content ca. [ ml ] |
A mm |
B mm |
C mm |
D mm |
E mm |
Weight ca. [ kg ] |
Holding time LN2 ca. [ h ] |
Evaporation rate LN2 ca. [ L / d ] |
 |
|---|---|---|---|---|---|---|---|---|---|---|
| FB 0 CAL | 150 | 37 | 50 | 58 | 140 | 170 | 0,3 | 12 | 0,25 | |
| FB 1 CAL | 250 | 47 | 60 | 72 | 140 | 170 | 0,4 | 13 | 0,35 | |
| FB 3 CAL | 450 | 57 | 70 | 81 | 185 | 220 | 0,5 | 28 | 0,35 | |
| FB 6 CAL | 650 | 67 | 80 | 90 | 185 | 220 | 0,6 | 32 | 0,4 | |
| FB 9 CAL | 850 | 77 | 95 | 105 | 185 | 220 | 0,9 | 32 | 0,55 | |
| FB 12 CAL | 1200 | 90 | 115 | 124 | 185 | 225 | 1,2 | 33 | 0,7 | |
| FB 18 CAL | 2100 | 107 | 130 | 140 | 235 | 275 | 1,8 | 52 | 0,9 |
Article Numbers
| Type | Article No. | Plug for Type | Article No. |
|---|---|---|---|
| FB 0 CAL | 1151 | FB 0 CAL | 1651 |
| FB 1 CAL | 1152 | FB 1 CAL | 1652 |
| FB 3 CAL | 1153 | FB 3 CAL | 1653 |
| FB 6 CAL | 1154 | FB 6 CAL | 1654 |
| FB 9 CAL | 1155 | FB 9 CAL | 1655 |
| FB 12 CAL | 1156 | FB 12 CAL | 1656 |
| FB 18 CAL | 1157 | FB 18 CAL | 1657 |