阿司匹林合成过程在线分析实验教学实践
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姚志湘, 马鑫, 张景清, 苏誉婷, 粟晖
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Laboratory Teaching Practice of On-Line Analysis of Aspirin Synthesis Process
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Zhixiang Yao, Xin Ma, Jingqing Zhang, Yuting Su, Hui Su
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表2 基于角度转换拉曼光谱法测定验证样本中阿司匹林百分含量的结果
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| 编号 | θ值 | 液相测定值/% | 拉曼法预测值/% | 绝对误差/% | 相对误差/% | | S2 | 1.4808 | 87.96 | 84.55 | ?3.41 | ?3.88 | | S4 | 1.4211 | 88.85 | 89.14 | 0.29 | 0.32 | | S5 | 1.5185 | 80.97 | 81.65 | 0.68 | 0.84 | | S6 | 1.4259 | 91.38 | 88.77 | ?2.61 | ?2.86 | | S7 | 1.5253 | 80.51 | 81.12 | 0.61 | 0.76 | | S8 | 1.4619 | 88.58 | 86.00 | ?2.58 | ?2.91 | | S13 | 1.5319 | 84.27 | 80.62 | ?3.65 | ?4.34 | | S14 | 1.4707 | 91.68 | 85.32 | ?6.36 | ?6.93 |
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