NJRoger, I don't know what typical costs are, but if you have Teledyne Brown Engineering Environmental Services out of Westwood NJ perform the analysis, it would be $72.00 for gamma and $92.00 for Sr-89/90 analysis. D. Steva > anybody know what costs are for environmental analysis? > what does a gamma count typically cost? > how about a sr-90 analysis? > > njroger@aol.com