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联系人: 施红雨
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硫酸钴 | 试剂级分析纯 | 试剂级化学纯 | 工业级 |
项 目 | 指 标 | 指 标 | 指 标 |
含量% | ≥99.5 | ≥98.5 | ≥98.0 |
水不溶物% | ≤0.005 | ≤0.01 | ≤0.02 |
氯化物(Cl)% | ≤0.002 | ≤0.005 | ≤0.02 |
总氮(N)% | ≤0.05 | ≤0.05 | —— |
锰(Mn)% | ≤0.005 | ≤0.02 | ≤0.02 |
铁(Fe)% | ≤0.001 | ≤0.005 | ≤0.01 |
镍(Ni)% | ≤0.01 | ≤0.1 | ≤0.1 |
锌(Zn)% | ≤0.005 | ≤0.02 | ≤0.02 |
钠(Na)% | ≤0.01 | ≤0.05 | ≤0.05 |
钙(Ca)% | ≤0.005 | ≤0.025 | ≤0.05 |
铜(Cu)% | ≤0.001 | ≤0.005 | ≤0.01 |