Oil samples were converted to their hydroxamic acids in a single step and analyzed without prior separation and purification.

样品一步衍生成羟肟酸上机分析，不需分离纯化。

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Oil samples were converted to their hydroxamic acids in a single step and analyzed without prior separation and purification.

样品一步衍生成羟肟酸上机分析，不需分离纯化。

youdao