Dropping funnel with temp. jacket, 50 ml, joints size 14,5/23, stopcock 2,5 mm,

without pressure compens. tube, grad.
Dropping funnel with temp. jacket, 50 ml, socket size 14,5/23, cone size 14,5/23, hollow glass stopcock size 14,5/2,5 mm bore, without pressure compensation tube, graduated, temperature control couplings with thread GL 14, cap and hose connection 8,6 mm (PP), borosilicate glass 3.3