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High Quality Factory Price Pure Copper Coil C1100 C1200 C1020 C17200 C17500 for Water Heater

Copper and some of its alloys have better corrosion resistance and are stable in dry air. But in humid air, a layer of green basic copper carbonate Cu2 (OH) 2CO3 can be formed on its surface, which is called patina. It is soluble in nitric acid and hot concentrated sulfuric acid, slightly soluble in hydrochloric acid. Easily corroded by alkali.

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