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Rettberg 

Bubble Counter
Rettberg

Bubble Counter  Rettberg
Bubble Counter Rettberg
Modified, with cone size NS 14 / 23, DURAN®-glass, for use directly on the apparatus, with threaded socket for filling in oil.
 DescriptionOrder No.PU Availability
 Bubble counter50125721Login / Registration-
Accessories:
High-vacuum silicone greases KORASILON / Kurt Obermeier