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[交流] 气相色谱如何测定醇水混合物的含量

我最近做性能测试要测试醇水混合物以及酚水混合物各组分含量的确定,查看资料要用气相色谱测定。以前没有接触过气相色谱,假如我现在用气相色谱测定乙醇与水混合物中乙醇和水的含量,应该选用哪种类型的柱子?如果我用气相色谱测定苯酚和水混合物中苯酚和水的含量那应该用哪种柱子?这两种测试的柱子是不是可以通用?希望各位不吝赐教,在下感激不尽!
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