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Surface Coating Technologies

2 bytes added, 16:44, 7 January 2014
→‎7.1.2.5 Immersion Deposition of Tin
reductively enhanced gold
====7.1.2.5 Immersion Deposition of Tin====
A tin coating by ion exchange is usually not possible since copper is the more
precious metal. By adding thio-urea the electro-chemical potential of copper is
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