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含油污泥中油水含量的3种测定方法比较

Keywords: 含油污泥,油水含量,测定方法,比较

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Abstract:

利用索氏提取-减量法、减量法和自行开发的高效抽提法,对一系列已知组成的含油污泥进行了油、水含量的测定。测定结果表明,高效抽提法在油、水含量的测定精度方面优于其他2种方法,对于不同组成的含油污泥,由其测定的油含量与含油污泥样品实际油含量的相对偏差均小于5%,由其测定的水含量与含油污泥样品实际水含量的相对偏差均小于7%。在测定效率方面,高效抽提法也优于其他2种方法,40min即可完成10g油-水-固质量比为3:2:5含油污泥中油、水含量的测定。

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