2006•PubMedRequires access

[Combined application of gas and mass chromatography for determination of 2, 5-hexanedione].

Yingyu Huang, Weiping Xie, Huirong Fu, Gui-lian Hu

Open publisher page 0 citations

Abstract

目的 建立测定尿中2,5-己二酮的毛细管气质联用测定法.方法尿样经酸化后,用乙酸乙酯提取,提取液用气相色谱-质谱联用仪进行检测,利用保留时间和化合物特征离子定性,选择离子法定量.结果取样2.0ml,提取液1.0ml,进样1.0 μl,分流比为10:1,尿中2,5-己二酮的线性范围为0.25~15.00mg/L;相对标准偏差(RSD)为1.75%~4.99%;加标回收率为92.0%~106.8%;检测限(LOD)为0.028 mg/L;定量限(LOQ)为0.25mg/L.结论建立的方法灵敏度高,干扰少,可靠性优于气相色谱法,适用于尿中2,5-己二酮含量的测定。

About this research paper

What this paper is about

目的 建立测定尿中2,5-己二酮的毛细管气质联用测定法.方法尿样经酸化后,用乙酸乙酯提取,提取液用气相色谱-质谱联用仪进行检测,利用保留时间和化合物特征离子定性,选择离子法定量.结果取样2.0ml,提取液1.0ml,进样1.0 μl,分流比为10:1,尿中2,5-己二酮的线性范围为0.25~15.00mg/L;相对标准偏差(RSD)为1.75%~4.99%;加标回收率为92.0%~106.8%;检测限(LOD)为0.028 mg/L;定量限(LOQ)为0.25mg/L.结论建立的方法灵敏度高,干扰少,可靠性优于气相色谱法,适用于尿中2,5-己二酮含量的测定。

Why it matters

A significance statement is not available in the OpenAlex record.

Key contribution

A contribution statement is not available in the OpenAlex record.

Method / approach

Method details are not available in the OpenAlex metadata.

Main findings

Findings are not separately available in the OpenAlex metadata.

Limitations

Limitations are not available in the OpenAlex metadata.

Applications

Application details are not available in the OpenAlex metadata.

Available abstract

目的 建立测定尿中2,5-己二酮的毛细管气质联用测定法.方法尿样经酸化后,用乙酸乙酯提取,提取液用气相色谱-质谱联用仪进行检测,利用保留时间和化合物特征离子定性,选择离子法定量.结果取样2.0ml,提取液1.0ml,进样1.0 μl,分流比为10:1,尿中2,5-己二酮的线性范围为0.25~15.00mg/L;相对标准偏差(RSD)为1.75%~4.99%;加标回收率为92.0%~106.8%;检测限(LOD)为0.028 mg/L;定量限(LOQ)为0.25mg/L.结论建立的方法灵敏度高,干扰少,可靠性优于气相色谱法,适用于尿中2,5-己二酮含量的测定。

Key concepts: Chromatography, Gas chromatography, Chemistry, Environmental chemistry

Related papers

Back to paper searchBrowse research topicsOriginal source
[Combined application of gas and mass chromatography for determination of 2, 5-hexanedione]. — Research Paper | ScholarLens