Cold traps with Dewar flask, borosilicate glass 3.3, one-piece, standard version with spout

One-piece cold trap with matching Dewar flask made of borosilicate glass 3.3 for vacuum applications. Ideal for condensing out moisture or solvents. 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.Cold traps have an additional glass thread GL 32 with screw cap as a spout.

Versions of the cold trap connections:

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


Scope of supply: Cold trap, support ring, Dewar flask type 12 C

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