Hello, I'm looking for specific activities for uranium nitrate, triuranium octoxide (U3O8), uranyl acetate. I do not have MSDS's for these items. Thanks in advance denny ---------------------- Denis J. Rinkacs, Jr. Radiation Safety Officer Carnegie Mellon University 412-268-3221 412-268-6976 Fax dr4i@MAIL1.andrew.cmu.edu