. . :. Cua to McCraw October 18, 1978 -2- ,- Sources of error are indicated and the assumptions made are expressed where needed. New information from an on-going The results quoted are generally conservative. Marshall Island control-urine sampling and a parametric study to determine the effect of non-constant$ non-continuous uptake and difference in time .post uptake and pre-bioassay sampling, will establish the extent of the conservativeness of these results. “ Please feel free to call me (FTS 666-2503) if you have questions on the ‘OSr results. Sincerely, ) ““\ ‘1~,? !J, 8,. :-,- :’~4A”’-- Florence T. Cua BNL Marshall Islands Radiological Safety Program FTC/slg Enclosure cc : R. T. A. C. R. J. J. Conard Greenhouse Hull Meinhold Miltenberger Naidu Steimers