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Copper oxide quality index
| Chemical composition of copper oxide powder | % | % |
| name | CuO 98% | CuO 99% |
| 氧化铜（CuO） | ≥98 | ≥99 |
| 氯化物（Cl） | ≤0.015 | ≤0.005 |
| 盐酸不溶物（Insoluble in Hcl） | ≤0.15 | ≤0.05 |
| 硫酸盐（SO42-） | ≤0.1 | ≤0.01 |
| 铁（Fe） | ≤0.1 | ≤0.01 |
| 总氮量（N) | _ | ≤0.005 |
| 水溶物（soluble in water） | ≤0.1 | ≤0.01 |
| 74um筛余物 | ≤1 | ≤1 |
Suzhou Ruiyun metal material Co., Ltd
The main business of the plant: copper oxide - cuprous oxide - copper carbonate - copper sulfate - nickel oxide - nickel oxide - cobalt oxide
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