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- precolumn derivatizafion 柱前衍生
- This article reviews precolumn derivatization methods of glycans currently used for HPLC analysis. 为提高检测的灵敏度，往往需要对糖链衍生化。
- A precolumn derivatization with OPA of HPLC method was established for the determination of Hepa Merz injection. 采用高效液相色谱邻苯二甲醛柱前衍生化法,测定进口药品阿波莫斯注射液中天门冬鸟氨酸的含量。
- The plasma concentrations of S warfarin (S W) and R warfarin(R W) were determined by HPLC with a precolumn derivatization. 柱前衍生化HPLC测定稳态时两种对映体浓度 ;
- This study established the method of HPLC with precolumn UV-derivatization to determine the content of carnitine and carried out intimate technological research. 本研究经详细的方法学研究，建立了精浆中游离肉毒碱的柱前紫外衍生高效液相色谱测定方法。
- A precolumn derivatization HPLC method was established to measure cisplatin content in different tissues.Tissue distribution study was carried out in rats. 建立起HPLC柱前衍生化法作为顺铂在体内的分析方法，进行大鼠体内组织分布研究。
- Gas chromatography was applied to the separation and determination of pentaerythritol(MPE) and dipentaerythritol(DPE) in the reaction mixture by a precolumn derivatization process. 应用柱前衍生-气相色谱法分离并测定了反应混合物中同存的季戊四醇(MPE)和双季戊四醇(DPE)、衍生化反应系在120℃加热的封闭试管中进行。
- Methods:The assay was based on precolumn derivatization of cystine(Cys)with 2,4-dinitrofluorobenzen(DNFB) in the phosphate buffer system(pH9.5),the quantitative analysis was performed with external standard under the optimal conditions. 方法:在碱性条件下;2;4-二硝基氟苯(DNFB)与胱氨酸反应生成 DNFB 氨基酸衍生物;在四硼酸钠缓冲液(pH 9.;8)中电泳分离;电压28kV;检测波长340nm。
- A reversed phase high performance liquid chromatography with precolumn derivatization was developed for the simultaneous determination of 5-aminolevulinic acid(ALA) and glycine(Gly) in E. 建立了同时检测发酵液中5-氨基乙酰丙酸和甘氨酸的柱前衍生反相高效液相色谱法。
- The technology of precolumn derivatization, along with high performance liquid chromatography gradient elution method was used in determining contents of amino acids in shellfish products. 采用柱前衍生高效液相色谱法,测定了3种贝类中天冬氨酸、赖氨酸、亮氨酸等17种氨基酸含量。
- XIE Ji-hong, CHEN Yu-rong, TANG Shao-zhen.Determination of taurine by precolumn derivatization in high performance liquid chromatography [J].Chinese Journal of Chromatography, 1994, 12(4): 301-303. [4]谢纪红;陈玉蓉;唐少珍.;高效液相色谱法柱前衍生化测定牛磺酸[J]
- When the aqueous solvent (solvent A) is cleaned up in terms of an on-line precolumn, the purity of the organic solvent (solvent B) can be tested according to the chromatogram of the blank gradient. 当含水溶剂通过预柱在线净化后，根据空白梯度色谱图可测试有机溶剂的纯度。
- Precolumn FITC labeled-HPGPC method 柱前荧光衍生-高效凝胶色谱法
- Keywords Fructus Bruceae oil;fatty acid;precolumn derivation;HPLC; 鸦胆子油;脂肪酸;柱前衍生化;高效液相色谱;
- Determination of Hepa-Merz Injection by Precolumn Derivatization of HPLC HPLC柱前衍生化法测定阿波莫斯注射液的含量
- Keywords precolumn derivation;2;4-dinitrofluorobenzene;amino acids;HPLC; 柱前衍生化;2;4-二硝基氟苯;氨基酸;高效液相色谱法;
- high performance liquid chromatography wtth precolumn deriva-tization 柱前衍生高效液相色谱法
- chemical derivatizafion 化学衍生
- Content Determination of Amino Acids in Folium Isatidis by RP - HPLC Precolumn Derivatization Method 反相高效液相色谱-柱前衍生化法测定大青叶中氨基酸的含量
