Selective iron removal from spent passiv
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I Fernández-Olmo; A Ortiz; A Urtiaga; I Ortiz
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Article
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2008
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Wiley (John Wiley & Sons)
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English
⚖ 149 KB
👁 1 views
## Abstract **BACKGROUND:** Post‐treatment of zinc plated surfaces is required to provide corrosion protection; for this purpose chromium passivation is usually used. In the EU, the older hexavalent chromium passivation baths have been replaced by trivalent chromium conversion coatings. However, th