Vzorkovnice na plyny se dvěma ol.(na hadice a tlač

Focusing trap, Trace TO-15, for TT24-7 with Kori-xr

O-RING-007 .145 ID x .070 W  for LFS-113 (5  Requi

UNITY 2 Cold trap, TO-15/TO-17 Air Toxics C2/3