Table 3d QUALITY CONTROL RESULTS Report Date Sample No. T Reference Date Sr-90 Zr=95 Ce-144 Pb-210 Po-210 Pu-238 ; Pu-239 dpm + % Standard Deviation Standards added found % deviation 3/70 2477 7/25/69 " 2478 7/27/69 added found % deviation Average % deviation 3.26x10° 3.36X10741 +3.1 3.91x103 3.42X10341 +12 47.5 1020 89114 -13 891 835+4 6.3 -9.6 6.78 7.77431 +15 661 70143 +6 .0 9.76 560 10.4419 60742 +6 .6 +8 .4 +11 +7 .2 6.78 7.07#4 +4 .3 2.96 2.9643 0 4.10 4.4642 +8.B8 9.76 2.96 3.49 11.145 +14 49.2 2.5645 3.6344 -4.8 +4.0 2.4 46 .4 dpm + % Standard Deviation Blanks HH 4 { a 2/70 2250A 1/27/69 * * 2.99469 * * ® 2301A 7/23/69 * 2.74460 3.08419 * * 2446 97.741 139041 179041 2475 10323 1470+1 +5.3 +5.6 2458 82 .841 148042 2475 BO .642 % deviation about the average . ~] Duplicates % deviation about the average Average % deviation pci/100 SCM 0.569425 0.295449 0.45225 1.7323 2000+1 0.551436 0.388¢52 0.525+7 1.6624 +11 +3.2 +27 415 +7.2 1700+1 0.920418 6.333451 0.22348 1.4644 135041 165041 0.813422 0.380448 0.69224? 0,718+4? +2.7 +9.2 +30 +4.9 +7.4 +7.0 ? Data suspect +12 +13 +7 .6 +20 i