电感耦合等离子体发射光谱(ICP-OES)法测定锰矿石中五种氧化物
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张鹏鹏, 徐冰旭, 胡梦颖, 徐进力, 刘彬, 张灵火, 白金峰
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Determining five oxides in manganese ores using inductively coupled plasma-optical emission spectroscopy
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ZHANG Peng-peng, XU Bing-xu, HU Meng-ying, Xu Jin-li, LIU Bin, ZHANG Ling-huo, BAI Jin-feng
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表6 方法精密度结果
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Table 6 Precision of the method
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| 编号 | GBW07261 | GBW07262 | | Na2O | MgO | K2O | CaO | Al2O3 | Na2O | MgO | K2O | CaO | Al2O3 | | 1 | 0.043 | 0.59 | 0.99 | 1.06 | 2.29 | 0.049 | 1.54 | 0.45 | 3.46 | 3.21 | | 2 | 0.044 | 0.58 | 0.97 | 1.04 | 2.22 | 0.044 | 1.46 | 0.44 | 3.36 | 3.10 | | 3 | 0.046 | 0.60 | 1.00 | 1.07 | 2.28 | 0.048 | 1.53 | 0.46 | 3.51 | 3.32 | | 4 | 0.043 | 0.58 | 0.97 | 1.06 | 2.27 | 0.044 | 1.50 | 0.45 | 3.48 | 3.24 | | 5 | 0.044 | 0.60 | 1.00 | 1.05 | 2.24 | 0.044 | 1.47 | 0.44 | 3.41 | 3.22 | | 6 | 0.042 | 0.58 | 0.96 | 1.02 | 2.22 | 0.044 | 1.48 | 0.44 | 3.38 | 3.12 | | 7 | 0.043 | 0.57 | 0.94 | 1.00 | 2.09 | 0.044 | 1.42 | 0.43 | 3.34 | 3.06 | | 8 | 0.041 | 0.55 | 0.91 | 0.98 | 2.07 | 0.044 | 1.39 | 0.42 | 3.23 | 2.93 | | 9 | 0.042 | 0.61 | 1.00 | 1.07 | 2.29 | 0.048 | 1.44 | 0.42 | 3.29 | 3.06 | | 10 | 0.041 | 0.63 | 1.03 | 1.09 | 2.30 | 0.045 | 1.41 | 0.42 | 3.24 | 2.99 | | 平均值/% | 0.043 | 0.59 | 0.98 | 1.04 | 2.23 | 0.045 | 1.47 | 0.44 | 3.37 | 3.12 | | 标准值/% | 0.04 | 0.64 | 1.00 | 1.06 | 2.20 | 0.05 | 1.44 | 0.46 | 3.60 | 3.00 | | RSD/% | 4.08 | 3.93 | 3.31 | 3.29 | 3.71 | 4.60 | 3.43 | 3.19 | 2.92 | 3.96 |
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