Lenz Dropping Funnels DURAN Cylindrical 4.3549.11

Dropping funnels, cylindrical, with pressure equalising tube, borosilicate glass 3.3
Borosilicate glass 3.3. Cylindrical shape, with pressure equalising tube. With NS socket and interchangeable PE stopper, plug with retaining device. With graduations for reading of the approx. volume.
Two types available:
-With solid glass key
-With PTFE key

Product Specification:
Capacity: 250ml
NS: 14/23
Bore: 4.0mm
Graduation: 5ml
Keys: solid