Column Column Column Column
Part of body I II III IV
(rem) (rem) (rem) (rem)------------------------------------------------------------------------Whole body; head and trunk: active blood- 0.001 0.01 0.5 15
forming organs; gonads: or lens of eye.Hands and forearms; feet and ankles; 0.015 0.15 7.5 200
localized areas of skin averaged over
areas no larger than 1 square
centimeter.............................Other organs............................ 0.003 0.03 1.5 50------------------------------------------------------------------------ [34 FR 9329, June 13, 1969]