Hi Techneters, Please is anybody aware or can you refer me to any standard which addresses the maximum allowed humidity in electronic production in order to prevent microballs creation during reflow process? Thank you fro your reply Vit Sklenar Robert Bosch (Australia) Pty. Ltd. RBAU/MF33 - VS, Process Eng.) www.bosch.com.au Tel. +613 9541 7734 Fax +613 9541 3909 [log in to unmask] 2 --------------------------------------------------- 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 -----------------------------------------------------