MULTIPLE ADDRESSEES
THIRTEEN
THE STRO!JTIUN-90 PROCEDURE
IS DESIGNED SO THAT EACH
SAMPLE RUN CA!I BE REA!IALYZED AFTER 14-DAY I;iGRO!IJTH
OF Y-90 BECAUSE THE SEPARATED SR-90 PORTION OF THE
SAMPLE IS STORED FOR REANALYSIS.
IV.
QUALITY CONTROL
A.
INTERNAL
QUALITY CONTROL - IilTERNAL