14C COware, for running carbonylation reactions using 0.1-1 mmol ( 1850 MBq) of 14C -CO released from 14C COgen. The third bulb-chamber works as an effective scrubber for excess 14C -CO, when loaded with 1.6 M n -butyllithium in hexanes. Comes with screw caps, and sealing 14C -Caps fitted with PTFE ...