GSB 04-1644-2003

锡精矿

标准值和不确定度
元素         Sn        Pb        Cu         Zn         As        Fe
标准值%     54.86     2.20      0.067     0.196      0.414     14.77
标准偏差     0.03     0.02      0.001     0.002      0.008      0.04
元素          Bi       Sb       CaO        MgO        SiO2
标准值%     0.028     0.019    (0.107)   (0.130)    (1.097)
标准偏差    0.001     0.003