硫酸铜                                                USP28
项 目                                                 指 标 
含 量 (CuSO4·5H2O )%                 98.5-100.5 
铁（ Fe ） %                                   ≤ 0.003 
钠（ Na)%                                        ≤ 0.02 
钾（ K ） %                                     ≤ 0.01 
镍（ Ni ） %                                    ≤ 0.005 
钙（ Ca ） %                                   ≤ 0.005 
干燥失重 %                                        33.0-36.5 
有机挥发物                                              合格 

硫酸铜                                     高纯级           精制级
项 目                                        指 标             指 标 
含 量 (CuSO4·5H2O )%        ≥99.0           ≥99.0 
水不溶物 %                               ≤ 0.005       ≤ 0.01
氯化物(Cl)%                               ≤ 0.001       ≤ 0.002 
总氮量(N)%                               ≤ 0.001        ≤ 0.003 
铅(Pb)%                                        ---                     ---
铁（ Fe ） %                           ≤ 0.003            ≤ 0.02 
钠（ Na)%                                ≤ 0.005            ≤ 0.015 
钾（ K ） %                             ≤ 0.001           ≤ 0.004 
镍（ Ni ） %                            ≤ 0.005            ≤ 0.015 
锌(Zn)%                                     ≤ 0.03               ≤ 0.06 

硫酸铜                                                  饲料级
项 目                                                   指 标 
含 量 (CuSO4·5H2O )%                  ≥98.5 
含量（以Cu计）%                               ≥25.0
水不溶物 %                                         ≤0 .2 
砷(As)%                                              ≤0.0004 
铅( Pb )%                                           ≤0.001
游离硫酸 %                                       ≤ 0.005 
细度(通过800um试验筛)%                  ≥95.0