Good Morning Leo!
Here's a pretty good link for a paper done by the EPA for all alternative finishes:
http://www.epa.gov/opptintr/dfe/pubs/pwb/pdf/sf_guide.pdf
-Steve Gregory-
-----Original Message-----
From: TechNet [mailto:[log in to unmask]] On Behalf Of Lin Leo
Sent: Monday, June 19, 2006 7:26 AM
To: [log in to unmask]
Subject: [TN] Shelf life for surface finish
Hi,
Did anyone provide literature or website that studied shelf life(or storage) for different surface finishes(HASL, ENIG, OSP, Immersion Ag, Immersion Sn, etc)
Thsnks!
Best regards
Leo
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