Gonul, If you truly want to characterize ionic contamination, use ion chromatography per IPC-TM-650, method 2.3.28. Far better than ROSE methods, in my opinion. If you do not have that in house, you might check with your local university. Doug Pauls From: Gönül Özden <[log in to unmask]> To: <[log in to unmask]> Date: 10/31/2012 05:20 AM Subject: [TN] ionic contamination measurement Sent by: TechNet <[log in to unmask]> Hello, I need to know which method in ionic contamination measurement will be more reliable and convenient for military application static process or dynamic process. IPC-TM-650 accept both metodologies. Can someone of you have an experience on this issue? Regards Gonul Ozden ______________________________________________________________________ This email has been scanned by the Symantec Email Security.cloud service. For more information please contact helpdesk at x2960 or [log in to unmask] ______________________________________________________________________ ______________________________________________________________________ This email has been scanned by the Symantec Email Security.cloud service. For more information please contact helpdesk at x2960 or [log in to unmask] ______________________________________________________________________