Radsafers: Does anyone know of a source of Pb-203 acetate or chloride. We have a researcher here at U of R that would like to obtain about 250 uCi of either type of compound. Please respond to me directly, not on Radsafe. Thanks in advance for your help! Bill Rhodes Bill Rhodes Radiation Safety Officer University of Rochester 716-275-3781 brhodes@safety.rochester.edu quot homines, tot sententiae