Hi Mark, It would help a great deal to know what you are using the Ion exchange resins for. Water purification?; copper recovery?; acid regeneration?? Regards, Les Connally [log in to unmask] > From: [log in to unmask], on 11/27/97 8:22 AM: > Hello everyone: > > I,m in the process of evaluating resins for our ion exchange system. I > would > appreciate any comments or suggestions about what people have found that > worked the best in the PCB industry. Also, any info on which ones to stay > away from would help. Thank you for your time. > > Mark Wilkins > > ############################################################## > TechNet Mail List 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://www.ipc.org/html/forum.htm) for additional > information. > For the technical support contact Dmitriy Sklyar at [log in to unmask] or > 847-509-9700 ext.311 > ############################################################## > >