Cold traps with Dewar flask, borosilicate glass 3.3, two-piece, standard 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).
Versions of the cold trap connections:

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