Claisen destillationsadapter, 4 x N14/23

Distilling heads acc. to Claisen, sloping, DURAN® tubing Made of DURAN® tubing. Acc. to DIN 12594 and in addition to standard (*), with two parallel NS 14/23 sockets and two NS cones (descending angle: 75°), for distillation thermometers of 55 mm built-in length. Cone vertical 14/23 NS Cone obliquel