Does anyone still use lead tin solder as an etch resist, stripping it after etch?
 
If so, have you installed any process controls to assure inadvertent contamination does not occur?  What might they be?

Mike Taylor 
Dynamic Details Inc.

2120 Miller Dr. 
Longmont, Colorado 80501 
303-682-1675 X209 

1220 Simon Circle<?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" />

Anaheim, California  92806

 

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