ICP-AES法测定火电厂垢成分实验条件优化研究
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顾泽坤,孙钊,星成霞,王应高,胡志光
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Optimization of experimental conditions for determination of scale composition in thermal power plant by ICP-AES
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Zekun Gu,Zhao Sun,Chengxia Xing,Yinggao Wang,Zhiguang Hu
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表3 加标回收率和RSD试验测定结果
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| 元素 | 样品编号 | 加标量/mg | 测定值/mg | 加标回收率/% | RSD/% | | K | A | 0.50 | 0.51 | 102.00 | 1.31 | | B | 0.50 | 0.51 | 102.00 | 1.28 | | C | 0.50 | 0.52 | 104.00 | 1.20 | | D | 0.50 | 0.52 | 104.00 | 1.18 | | Na | A | 0.50 | 0.51 | 102.00 | 1.45 | | B | 0.50 | 0.53 | 106.00 | 1.56 | | C | 0.50 | 0.55 | 110.00 | 1.63 | | D | 0.50 | 0.51 | 102.00 | 1.71 | | Ca | A | 0.50 | 0.51 | 102.00 | 0.57 | | B | 0.50 | 0.53 | 106.00 | 0.59 | | C | 0.50 | 0.53 | 106.00 | 0.66 | | D | 0.50 | 0.52 | 104.00 | 0.71 | | Mg | A | 0.50 | 0.53 | 106.00 | 0.44 | | B | 0.50 | 0.52 | 104.00 | 0.47 | | C | 0.50 | 0.51 | 102.00 | 0.52 | | D | 0.50 | 0.53 | 106.00 | 0.44 | | Al | A | 2.00 | 2.10 | 105.00 | 0.86 | | B | 2.00 | 2.15 | 107.50 | 0.91 | | C | 2.00 | 2.16 | 108.00 | 0.78 | | D | 2.00 | 2.18 | 109.00 | 0.84 | | Fe | A | 5.00 | 5.45 | 109.00 | 1.12 | | B | 5.00 | 5.42 | 108.40 | 1.37 | | C | 5.00 | 5.50 | 110.00 | 1.21 | | D | 5.00 | 5.51 | 110.20 | 1.45 | | Si | A | 2.00 | 2.17 | 108.50 | 1.07 | | B | 2.00 | 2.15 | 107.50 | 1.09 | | C | 2.00 | 2.14 | 107.00 | 1.16 | | D | 2.00 | 2.10 | 105.00 | 1.20 | | P | A | 0.50 | 0.54 | 108.00 | 1.29 | | B | 0.50 | 0.55 | 110.00 | 1.48 | | C | 0.50 | 0.58 | 116.00 | 1.35 | | D | 0.50 | 0.56 | 112.00 | 1.30 |
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