if a fission-product decay curve of eh 2 and a 15-
hour half-life for Na"
24
are assumed, then the maximum ratio
of Na@4 activity occurs 26 hours after shot time,
The
intensities of the 2.75 Mev and 1.37 Mev lines may be extra=a
af
oa ——e
poleted back to this time to give a maximum |“percentageNa®t |
contribution.