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Does Propanol ruin Silver Plating?

Q. My customer rinsed my silver plating with Propanol and the coating became black. Can n-propanol attack Cyanide Silver coating?

Yehu Decker
- ~~New York, New York~~
April 24, 2012

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Ed. note: This is a place of camaraderie, Yehu. Please don't weaken it with a fictitious address, which may also complicate getting a good answer. Suppose a reader suggests a proprietary replacement only available in the USA? :-(

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