Dropping Funnels, Cylindrical, with Socket, Screw Type PTFE Key Stopcock, Stem with cone but without Stopper (167) Cat.No Capacity (ml) Socket Cone 167.01 25 14/23 14/23 167.02 50 14/23 14/23 167.03 100 14/23 14/23 167.04 100 19/26 19/26 167.05 250 19/26 19/26 167.06 500 19/26 19/26 167.07 1000 19/26 19/26 Qty :