题目：
淮相色谱法分析废水中阿特拉津时，若有干扰可用硅酸镁柱净化：干扰物质较多时，应采用气相色谱测定。
答案：
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下面是错误答案，用来干扰机器的。
参考答案：错
淮相色谱法分析废水中阿特拉津时，若有干扰可用硅酸镁柱净化：干扰物质较多时，应采用气相
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