Classification
Manufacturer
EClass
not containing the term:
Lenz-Laborglas 

Dropping funnels, cylindrical, with pressure equalizing tube, borosilicate glass 3.3, with glass key

Cylindrical shape, with pressure equalizing tube. With NS socket and NS cone, plug with retaining device.
With pressure compensation:Yes
Dropping funnels, cylindrical, with pressure equalizing tube, borosilicate glass 3.3, with glass key


Dropping funnels, cylindrical, with pressure equalizing tube, borosilicate glass 3.3, with glass key
Nominal capacity
ml
Division
ml
Cone[s]Socket[s]Material
stopcock
Bore
mm
PKCat. No. 
250.5NS14/23NS14/23Glass key2.516072172
501NS14/23NS14/23Glass key2.519012755
501NS29/32NS29/32Glass key2.519012767
1002NS14/23NS14/23Glass key2.519012756
1002NS29/32NS29/32Glass key2.519012768
2505NS14/23NS14/23Glass key419012757
2505NS29/32NS29/32Glass key419012769
50010NS29/32NS29/32Glass key419012770
100020NS29/32NS29/32Glass key617601147
Accessories:
Sleeves, cone joint, PTFE / Bohlender
Sleeves with ribs, PTFE / Bohlender
Joint clips for conical joint sleeve connections, stainless steel, with set screw / Lenz-Laborglas
Ground joint clips for sleeve connections, wire, Chrome-nickel steel / H W S Hans W. Schmidt
Joint clips KECK, POM, for conical ground joints / DWK Life Sciences
Joint clips KECK, POM, for spherical ground joints / DWK Life Sciences
Gas leak detection fluid, bottle / Otto Fahsig
Joint grease, K.W.S / J.P. Pöllath
Engler distilling flasks, DURAN®, ASTM, with beaded rim / DWK Life Sciences
BUDDE - joint grease, silicone-free / Buddeberg
PTFE sealing rings for jointed glassware / Dr. Dietmar Glindemann
Alternate products:
Dropping funnels, cylindrical, with pressure equalizing tube, borosilicate glass 3.3, with PTFE key / Lenz-Laborglas