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求购硫铁矿,要求指标:有效硫S≥43.0%,铁(TFe)≥40.0%,砷(As)≤0.08%,铅(Pb)≤0.35%,锌(Zn)≤0.50%,有意者请致电联系。联系人:魏女士联系电话:13363208811