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liyanmei1126

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[交流] 【交流】液相法做面粉和大米粉中甲醛次硫酸氢钠的疑问 已有1人参与

疑问有谁在做面粉和大米粉中甲醛次硫酸氢钠??衍生后用正己烷上机,流动相却是乙腈和水6(7+3),正己烷不和乙腈溶,难道不堵色谱柱么
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woonear

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小木虫(金币+0.5):给个红包,谢谢回帖
同上疑问,另外有人做过相关实验么?是否有可能假阳性存在?
2楼2011-07-19 20:34:24
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