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氧化銅
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質(zhì)量標(biāo)準(zhǔn)：
|
項(xiàng) 目 Items |
標(biāo) 準(zhǔn) Standard |
|
含量(CuO)Assay,% |
≥99.0 |
|
鹽酸不溶物lnsoluble in hydrochloric acid,% |
≤0.002 |
|
氯化物(Cl)Chloride,% |
≤0.003 |
|
硫化合物(以SO4計(jì))Sulfur compound,% |
≤0.01 |
|
氮化合物(N)Nitrogen compound,% |
≤0.002 |
|
碳化合物(以CO3計(jì))Nitrogen compound,% |
≤0.025 |
|
鐵(Fe)Iron,% |
≤0.01 |
|
氧化亞銅(Cu2O)Cuprous oxide,% |
≤0.05 |
|
硫化氫不沉淀物(以硫酸鹽計(jì))Substances not |
≤0.2 |
|
|
|