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氧化铜
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质量标准:
|
项 目 Items |
标 准 Standard |
|
含量(CuO)Assay,% |
≥99.0 |
|
盐酸不溶物lnsoluble in hydrochloric acid,% |
≤0.002 |
|
氯化物(Cl)Chloride,% |
≤0.003 |
|
硫化合物(以SO4计)Sulfur compound,% |
≤0.01 |
|
氮化合物(N)Nitrogen compound,% |
≤0.002 |
|
碳化合物(以CO3计)Nitrogen compound,% |
≤0.025 |
|
铁(Fe)Iron,% |
≤0.01 |
|
氧化亚铜(Cu2O)Cuprous oxide,% |
≤0.05 |
|
硫化氢不沉淀物(以硫酸盐计)Substances not |
≤0.2 |
|
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