wee 3 Specific activity (ca*5/ca) of plant material and coral sand as determined by Procedures I and I, ] uw I ul 1. ND eon 2. Material Distance matter Yards £ogms. 574 30 .874 578 200 plant 574 coral” sand 30 —-200 Ca‘ Ox. gms. .0295 .0108 .9489.1646 0189 Total Ca mgs. 8.126 «62.956 45.0 5.17 obs. c/m 1385 375 2i 26 Procedure II was repeated on material from Procedure I. all Ca in this step. | Surface layer, Decay correct to Self Backscatter Sp. Act. and 3/14/50 Abs, geom. 1 1.275 1.38 1.09 1.56 1,176 3,32 1.56 1.32 1.26 1,56 1.56 d/m/mg. Ca 367 274 3.11 13.0 No attempt was made to recover ‘ 9PPE-GOAV Scavenging Procedure Dry Correction Factors