Reaction tube, 250 ml, with PTFE-valve passage 0-10 mm, overall length 285 mm,

outer Ø 70 x 7 mm
Reaction tube, thick walled, 250 ml, with adjustable PTFE valve passage 0 - 10 mm, socket size 14,5/23 at the side, complete with adapter cone size 14,5/23 to hose connection 10 mm and fork-type clamp, overall length 285 mm, outer Ø 70 x 7 mm, borosilicate glass 3.3