Trying to find out the proper way to clean printed wiring boards prior to imaging. Should the board go through sulfuric bath rinse with DI water before scrubbing? Also the fact should I be using DI water at all in this stage of the process? Ken McKinley 402d EMXG/MXVD 740 Page Rd. Robins Air Force Base Ga. 31098 ph: 478-926-2225 Fax: 478-926-7164 [log in to unmask] <mailto:[log in to unmask]> --------------------------------------------------- Technet Mail List provided as a service by IPC using LISTSERV 1.8e To unsubscribe, send a message to [log in to unmask] with following text in the BODY (NOT the subject field): SIGNOFF Technet To temporarily halt or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL) To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest Search the archives of previous posts at: http://listserv.ipc.org/archives Please visit IPC web site http://www.ipc.org/contentpage.asp?Pageid=4.3.16 for additional information, or contact Keach Sasamori at [log in to unmask] or 847-615-7100 ext.2815 -----------------------------------------------------