Dave & Mark Try MIL-P-55110E Table IX Equivalence factors. > -----Original Message----- > From: Mark Austin [SMTP:[log in to unmask]] > Sent: Monday, March 22, 1999 10:05 AM > To: [log in to unmask] > Subject: Re: [TN] Circuit Card Cleanliness > > Dave > > We are using an Ionograph Contaminometer (ZI 100) and the MIL spec limit > for > this type of tester is 37ug per square inch when used in the un-timed > setting. > > I cant recall the number of the MIL spec but someone else out-there may > know. > > > > ===== Original Message from [log in to unmask] (TechNet E-Mail Forum.) at > 22/03/99 13:01 > >IPC, > > > > > >I am using IPC - CH - 65 Guide for cleaning PCB's. > > > >I am using an Ionograph Contaminometer to check contamination levels > >on populated boards. > >Is there a standard max level for the surface area of a board, such > >as 1.5ug / SQ CM. > > > >The Ionograph does not quote a standard max level. > >I will be greateful for any help you can give. > > > >Best Regards, > > > >Dave, Quality Control Technician. > > > >################################################################ > >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's web site (http://www.ipc.org) "On-Line Services" > section for additional > information. > >For technical support contact Hugo Scaramuzza at [log in to unmask] or > 847-509-9700 ext.312 > >################################################################ > > > Mark Austin (Process Engineer) > ACW Technology Limited > Hylton Road > Petersfield > GU32 3XX > ENGLAND > > TEL - +44 (0) 1730 300000 > FAX - +44 (0) 1730 266045 > > Email - [log in to unmask] > > ################################################################ > 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's web site (http://www.ipc.org) "On-Line Services" > section for additional information. > For technical support contact Hugo Scaramuzza at [log in to unmask] or > 847-509-9700 ext.312 > ################################################################ ################################################################ 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's web site (http://www.ipc.org) "On-Line Services" section for additional information. For technical support contact Hugo Scaramuzza at [log in to unmask] or 847-509-9700 ext.312 ################################################################