Division B DETERMINATION OF OLAQUINDOX United Kingdom Original text. Later amendments are not shown. 2-[N-2'-(hydroxyethyl)carbamoyl]-3-methylquinoxaline-N1,N4-dioxide 1Purpose and scope 2Principle 3Reagents 4Apparatus 5Procedure 6Calculation of the results 7Validation of the results 8Results of a collaborative study 9Observation ← Division 8 Division B Division 1 →