Could this study also address evaluation of ionic levels on boards going through no-clean assembly processing ? Review of methods for local ion chromatography analysis of critical board areas for process/product qualification would be helpful. Thank you. Karl Sauter Sun Microsystems (408) 276-5499 > Date: Tue, 7 Apr 1998 09:16:22 -0400 > From: Allan Kerr <[log in to unmask]> > Subject: Re: [TN] Invitation to Participate in Cleanliness Assessment Study -Reply > To: [log in to unmask] > > I don't agree, we need a standard PROACTIVE method of detection. I > don't think that anyone is suggesting that the industry tool up ion > chromatography but, it is the superior tool to baseline the process. The > industry is having real world problems due to this issue. We need this > study completed so that the board fab world and the end users have a > document that is relevant, standard ROSE is not. > > >>> Robisan1 <[log in to unmask]> 04/06/98 01:45pm >>> > Jon > Right! So if you fail SIR, it would be appropriate > to perform ion chromatography to determine which > material was the cause for failure. > > But to do ion chromatography up front seems like > overkill and costly when you might not need it at all. > > Susan Mansilla > > ################################################################ > TechNet E-Mail Forum provided as a free service by IPC using LISTSERV > 1.8c > ################################################################ > To subscribe/unsubscribe, send a message to [log in to unmask] with > following text in the body: > To subscribe: SUBSCRIBE TechNet <your full name> > To unsubscribe: SIGNOFF TechNet > ################################################################ > Please visit IPC web site (http://jefry.ipc.org/forum.htm) for additional > information. > For the technical support contact Dmitriy Sklyar at [log in to unmask] or > 847-509-9700 ext.311 > ################################################################ > > ################################################################ > TechNet E-Mail Forum provided as a free service by IPC using LISTSERV 1.8c > ################################################################ > To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body: > To subscribe: SUBSCRIBE TechNet <your full name> > To unsubscribe: SIGNOFF TechNet > ################################################################ > Please visit IPC web site (http://jefry.ipc.org/forum.htm) for additional information. > For the technical support contact Dmitriy Sklyar at [log in to unmask] or 847-509-9700 ext.311 > ################################################################ > ################################################################ TechNet E-Mail Forum provided as a free service by IPC using LISTSERV 1.8c ################################################################ To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body: To subscribe: SUBSCRIBE TechNet <your full name> To unsubscribe: SIGNOFF TechNet ################################################################ Please visit IPC web site (http://jefry.ipc.org/forum.htm) for additional information. For the technical support contact Dmitriy Sklyar at [log in to unmask] or 847-509-9700 ext.311 ################################################################