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- METHODS Gradient elution HPLC was used to analyze the alcohol extracts of Radix Salviae Miltiorrhizae. 方法采用梯度洗脫高效液相色譜法分析丹參乙醇提取物。
- The HPLC was subjected to gradient elution and negtive ion mode was adopted in mass spectrum. 高效液相色譜用梯度洗脫,質(zhì)譜用負離子模式。
- The extracted phenols were detected by an ODS column, gradient elution and programmable UV wavelength detector. 實(shí)驗以ODS柱為分離柱，采用梯度洗脫，可編程紫外檢測器進(jìn)行樣品檢測。
- The effective and active components in bamboo leaves were separated using gradient elution and column chromatography. 采用梯度洗脫及柱色譜法對竹葉中的有效活性成分重點(diǎn)為黃酮進(jìn)行了分離研究、提純。
- In order to get better resolution, a simple device which can produce gradient elution is designed. 為了達到更好的分離效果,我們參考文獻上有關(guān)于梯度沖堤的方法,設計出一個(gè)簡(jiǎn)單的裝置。
- A simple gradient elution device and a UV-Vis spectrophotometric detector for HPLC was de, signed. 設計了一種用于高效液相色譜分析的簡(jiǎn)易梯度洗提裝置及UV分光光度檢測器。
- Microcystins were successfully separated under isocratic and gradient elution,and the latter has better efficiency. 在等度及梯度洗脫條件下,三種毒素均被完全分離,梯度洗脫時(shí)峰形更好,檢測靈敏度較高。
- Gradient elution HPLC was used to analyze methanol extracts from white muscardine silkworm,and analyzed the data of their fingerprints by similarity. 采用梯度洗脫高效液相色譜法對獲取的指紋圖譜數據進(jìn)行相似度分析,建立了白僵蠶的指紋圖譜。
- METHODS Gradient elution method was used to determine the content of andrographolide and dehydroandrographolide in Qinghuo Zhimai tablets. 方法:用梯度洗脫法測定清火梔麥片中穿心蓮內酯和脫水穿心蓮內酯的含量。
- A novel method for the fast optimization of binary multi-step gradient elution in reversed phase-high performance liquid chromatography was proposed. 提出了一種反相高效液相色譜中二元多臺階梯度分離條件快速優(yōu)化方法。
- The request is sent and the result is received asynchronously from the Web service so the end effect is similar to using the UpdatePanels control. 從Web服務(wù)中以異步方式發(fā)送請求和接收結果,因此最終結果與使用UpdatePanels控件類(lèi)似。
- Dual linear gradient elution can be performed with two specially made glass container and a high pressure constant flow pump. 用兩個(gè)特制的玻璃容器及一臺平流泵即可實(shí)現二元線(xiàn)性梯度洗提。
- Dynamic end effect of single sided linear induction motor (SLIM) is caused by the eddy current in the secondary with the increase of SLIM speed. 研究直線(xiàn)感應電動(dòng)機動(dòng)態(tài)邊端效應特性可知,電機次級渦流是產(chǎn)生動(dòng)態(tài)邊端效應的主要原因。
- In this way, the different grades of acetonitrile and methanol were tested to show the feasibility with which they are applied in gradient elution. 按照此法，對國產(chǎn)不同等級的乙腈和甲醇進(jìn)行了測試，指明這些試劑用于梯度洗脫的可能性。
- Gradient elution HPLC was used to analyze methanol extracts from white muscardine silkworm, and analyzed the data of their fingerprints by similarity. 采用梯度洗脫高效液相色譜法對獲取的指紋圖譜數據進(jìn)行相似度分析，建立了白僵蠶的指紋圖譜。
- The end effect and this is hardly surprising is that both these aspects are inseparably linked to one another and they are nutually interdependent. 總覽發(fā)展新趨勢。最后的結論幾乎不會(huì )使人吃驚:這兩個(gè)方面彼此緊密聯(lián)系,相輔相成。
- Objective:To study on chromatography fingerprint(CFP) of Huangqi herbs.Method: HPLC was used on a Hypersil ODS column with water-acetonitriles gradient elution. 應用高效液相色譜法研究了黃芪的指紋圖譜,并對毛蕊異黃酮、芒柄花素及黃芪甲苷進(jìn)行了含量測定。
- Shim-pack VP-ODS is used as column, ACN: EtOAc(21:3, V/V) as mobile B, and aqueous acetic acid (50:1,V/V) as mobile A, linear gradient elution is adopted. 流動(dòng)相A為2%25醋酸(HAc)，流動(dòng)相B為乙腈(ACN)； 乙酸乙酯(EtOAc)=21：3(v/v)，梯度洗脫；
- Methods: Chromatographic fingerprint of Coleus forskohlii was investigated by HPLC-ELSD and gradient elution mode was applied to chromatographic separation. 方法:采用HPLC-ELSD法,梯度洗脫,研究毛喉鞘蕊花藥材的指紋圖譜。
- 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,以君藥紅參中人參皂苷為檢測指標,采用梯度洗脫的方法,控制其中紅參主要成分的色譜峰。
