本文利用高效液相色谱仪初步研究了叶酸的稳定性。

The stability of folic acid was investigated with HPLC.

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利用高效液相色谱仪，建立了土壤中异丙隆及其降解产物对异丙基苯胺的分离测定方法。

A high performance liquid chromatography (HPLC) procedure is developed for the simultaneous determination of isoproturon and its main metabolite, 4-isopropylaniline, in soil.

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利用紫外分光光度计和高效液相色谱仪建立了色谱纯乙腈的性能和质量的评价方法。

A evaluation method for the performances and quality of chromatographic grade acetonitrile with ultraviolet spectrophotometry and high performance liquid chromatography is presented.

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利用紫外分光光度计和高效液相色谱仪建立了色谱纯乙腈的性能和质量的评价方法。

A evaluation method for the performances and quality of chromatographic grade acetonitrile with ultraviolet spectrophotometry and high performance liquid chromatography is presented.

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