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发表时间：2018-03-17 05:50:14
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Verdigris is in the atmosphere salt of sulfur dioxide, carbon dioxide and hydrogen sulfide and copper oxide formed on the copper surface, the main component is copper sulfate and copper carbonate, a green patina, not a pure substance, because auragreen energy and water to form hydrate formation such as Cu (OH) 2CO3. (H2O) compounds like X because, X can take a lot of value it is not a pure substance p.. The material above the inner wall of the copper pipe does not exist at all, so it is impossible to produce a copper green.
