Dear All. For those who have done experiments measuring the isotopic fractionation of Zn in sediments samples, please can you support me with any of your samples. i am in the process experimenting the isotopic variation of Zn in sediments using the double spike technique. i will pay for the coast of the post. thanks yours truly Sam Ghidan Ghidan O.Y. Ph.D Student Room Nu:301.001 Dept of Applied Physics Curtin University of Technology GPO Box:U1987 Perth - WA 6845 Australia Phone number: (61) 8 9266 2336 Home: (61) 8 9258 4028 --------------------------------- Everyone is raving about the all-new Yahoo! Mail beta.