方法采用梯度洗脱高效液相色谱法分析丹参乙醇提取物。
METHODS Gradient elution HPLC was used to analyze the alcohol extracts of Radix Salviae Miltiorrhizae.
采用梯度洗脱技术对煤液化油进行了分离，并对芳烃部分进行了气相色谱质谱（GCMS）和核磁共振氢谱（1HNMR）分析。
The coal liquefaction oil was separated using gradient elution method and the aromatics were analyzed by gas chromatography and mass spectrometry (GCMS) and 1Hnuclear magnetic resonance (1HNMR).
方法采用RP - HPLC法，梯度洗脱，研究决明子饮片的指纹图谱，并作相似度比较分析。
MethodsChromatographic fingerprint of Semen Cassiae was investigated by RP-HPLC and the gradient elution mode was applied to chromatographic separation.
应用推荐