METHODS Gradient elution method was used to determine the content of andrographolide and dehydroandrographolide in Qinghuo Zhimai tablets.
方法：用梯度洗脱法测定清火栀麦片中穿心莲内酯和脱水穿心莲内酯的含量。
Objective to establish a reversed phase high performance liquid chromatography gradient elution method for determination of the related substances in allopurinol sodium for injection.
目的建立测定注射用别嘌醇钠有关物质的高效液相梯度洗脱法。
METHOD HPLC gradient elution method was used with methanol-water as the mobile phase to determine the contents of triptolide in its root, branch and leaf at different periods of its storage.
方法以甲醇-水为流动相，采用HPLC梯度洗脱法，测定了雷公藤药材的根、枝、叶中雷公藤甲素在不同存贮期的含量。
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).
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。
Conclusions the reversed phase high performance liquid chromatography gradient elution method is simple and accurate for the determination of the related substances in allopurinol sodium injection.
结论高效液相梯度洗脱法可用于测定注射用别嘌醇钠中的有关物质。
Method The main ingredient of the injection, Red Ginseng, was determined by HPLC and used binary solvent-delivery gradient elution to control the main component in Red Ginseng.
方法采用HPLC法，以君药红参中人参皂苷为检测指标，采用梯度洗脱的方法，控制其中红参主要成分的色谱峰。
Method: RP- HPLC, linear gradient elution, LC/MS, etc. were used to determine the fingerprint and identify the main pea ks in the HPLC fingerprint.
方法：利用RPHPLC ，采用线性梯度洗脱等进行指纹图谱的测定，并应用LC/MS技术指认指纹图谱中的主要色谱峰。
Gradient elution: the configuration of the equipment employed may significantly alter the resolution, retention time and relative retentions described in the method.
梯度洗脱：仪器的配置可能会影响到方法所描述的分离度、保留时间以及相对保留时间。
HPLC method with gradient elution for determination of typhaneoside(1) and isorhamnetin-3-O-neohesperidoside(2) in total flavonoid extracts of Pollen typhae was established.
建立了HPLC法测定蒲黄总黄酮提取物中香蒲新苷（1）及异鼠李素-3-O-新橙皮糖苷（2）的含量。
Serum lipoproteins were separated by the method of double gradient polyacrylamide gel electrophoresis (DGPAGE). They were collected after elution from electrophoretic gels respectively.
应用DGPAGE法分离血清脂蛋白，将各电泳区带的脂蛋白及其亚组分分别洗脱和收集。
Objective:To study on chromatography fingerprint(CFP) of Huangqi herbs. Method: HPLC was used on a Hypersil ODS column with water-acetonitriles gradient elution.
应用高效液相色谱法研究了黄芪的指纹图谱，并对毛蕊异黄酮、芒柄花素及黄芪甲苷进行了含量测定。
Objective:To study on chromatography fingerprint(CFP) of Huangqi herbs. Method: HPLC was used on a Hypersil ODS column with water-acetonitriles gradient elution.
应用高效液相色谱法研究了黄芪的指纹图谱，并对毛蕊异黄酮、芒柄花素及黄芪甲苷进行了含量测定。
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