Green B, Cooper J D, Turnell D C
Department of Biochemistry, Coventry Hospital, UK.
Ann Clin Biochem. 1989 Jul;26 ( Pt 4):361-7. doi: 10.1177/000456328902600412.
A high-pressure liquid chromatography procedure for the measurement of free catecholamines in urine is described. 'On-line' sample preparation using a cartesian robot combined with the ASTED process ensures minimal operator intervention and reduced costs.