Rich, Electroless, or more precisely, immersion Tin, is pretty thin stuff, with a real short shelf life. You might want to consider putting resist on more than once, and selective plating, as Immersion Tin is so short lived. Rudy Sedlak RD Chemical Company *************************************************************************** * TechNet mail list is provided as a service by IPC using SmartList v3.05 * *************************************************************************** * To unsubscribe from this list at any time, send a message to: * * [log in to unmask] with <subject: unsubscribe> and no text. * ***************************************************************************