How about NPL Report DEPC MPR 030

Measuring the Reliability of Electronics Assemblies During the
Transition Period to Lead-Free Soldering,

M Wickham, L Zou, M Dusek and Chris Hunt.

This looked at PbF & SnPb alloys and finishes in varying combinations
and with PbF contaminated with Pb 

Rex Waygood
Technical Manager
 
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-----Original Message-----
From: TechNet [mailto:[log in to unmask]] On Behalf Of Richard Kraszewski
Sent: 13 July 2007 13:03
To: [log in to unmask]
Subject: [TN] Backward compatibility of Pb-free components

I'm looking for an article that discusses the acceptability of using of
using Pb-free parts in Sn/Pb operations.

Thanks in advance. 

Rich 
Kimball Electronics
  

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