An electrochemiluminescent electrode for use in {HEAD ~ apparatus} for monitoring the concentration of {TAIL ~ organic materials} in water, comprising: 
An electrochemiluminescent electrode for use in { HEAD ~ apparatus } for monitoring the concentration of { TAIL ~ organic materials } in water , comprising :
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH