TABLE 3.8 - Gamma Energy Distribytion of Physical State Fractions Determined by Lead Absorption Sample (b) 1-251.09 1-251 .03 Time (days) 8 F 8.3 8.3 Half-thickness (gm of Pb/sq cm) 1-251 .02 1-251 02 C Ss F 8.3 9.1 9.1 1-251 ,02 Cc 9.1 1-250,05 Ss 9.2 te} (kev Fraction of Total Count (Uncorrected) (4) Average Energy 466. (4) 150, 340. 1120. 71.7 16.8 11.5 50.1 21.5 28 od, 0.27 150. 60.8 36 o3 1.85 380. 18.5 0.38 180. 41.2 18.25 2.90 14.1 480. 1620. 18.8 40.0 17.95 63.8 1220. 20.7 19.35 44035 0.25 WA5e 69 9 47.0 1.52 11.8 350. 1230. 17.3 12.8 21.9 31.1 0.30 160. 73 od 50.25 1.73 11.0 3756 1120. 13.0 13.6 17.35 324 180. 0,38 400. 1300. 44.7 20.5 34.8 al & 0.27 150. B o2 53 o7 1.32 12.5 3256 1180. 18.0 8.8 23.2 2301 2-04 22.3 Corrected for counter eftictoncy ag function of energy State of sample indicated by fo lowing symbols: S » solid; F # ultrafiltrate (ionic); C = colloid as (Correctea)‘®) 0.27 1.42 11.0 11.7 1251.03 Enerey 19.6 58.6 kev) 669. 1153. 527.6 508. 880, 429.