... chromatographic 色谱的 chromatographically pure 色谱纯的 chromatograph-mas spectrometer 色谱-质谱联用仪 ...
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获得了色谱纯的化合物。
利用凝胶色谱、 红外光谱、 紫外光谱研究了乙醇胺循环法对高纯木素分离的影响。
The effects of ethanolamine circulation on separating highly pure lignin were studied by GPC, IR spectrum and UV spectrum.
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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