Cold traps with Dewar flask, borosilicate glass 3.3, two-piece, long version

Two-piece cold trap with matching Dewar flask made of borosilicate glass 3.3 for vacuum applications. The condensate area can be separated from the upper part of the cold trap. The Dewar flasks are vacuum-insulated, silver-plated and have a blue-coated metal protective jacket with a support ring into which the cold trap is hung. Including spring steel clamp to secure the connecting part (NS 45/40 conical ground joint).The extended condensate area of the cold traps can hold a larger volume of condensate.

Versions of the cold trap connections:

-S 29 = spherical ground joint S 29
-GL 18 = glass thread GL 18 with PTFE olive Ø 10 mm


Scope of supply: Cold trap, support ring, Dewar flask type 18 C, spring steel clamp

The standard assembly is designed for use with LN₂ as coolant. When using CO₂ and acetone please order CO₂ wire basket separately.