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- 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。
- Investigation of enhancing insulin across buccal mucosa in phosphate buffer system 磷酸盐缓冲介质促进胰岛素透口腔黏膜渗透作用机制研究
- Keywords phosphate buffer system(PBS);enhance;insulin;transbu ccal mucosa;penetration;mechanism; 磷酸盐缓冲介质;促进;胰岛素;透口腔粘膜;渗透;机制;
- phosphate buffer system 磷酸盐缓冲系统
- A buffer system resists a change in pH. 缓冲系统对pH的变化是有耐受能力的。
- The optimizing hydration medium is phosphate buffer solution. 最佳的水合介质是磷酸盐缓冲液。
- Ag/AgCl) detection potential, pH 6.5 phosphate buffer in ECL cell. Ag/AgCl),ECL检测池中磷酸盐缓冲液pH值6.;5。
- In biochemistry, the main buffer systems are the phosphate (H2PO4-/HPO42-) and the carbonate (H2CO3/HCO3-) systems. 在生物化学上,主要的缓冲系统是磷酸盐(H2PO4-/HPO42-)和碳酸盐(H2CO3/HCO3-)缓冲系统。
- Inactivation of bacterial spores in phosphate buffer and in vegetable cream treated with high pressure. 高压失活磷酸盐缓冲溶液、或无性生殖乳脂中的菌芽孢。
- In pH 6.0 phosphate buffer solution,the peak potentials are E_(pa)=0.281 V and E_(pc)=0.170 V(vs.Ag/AgCl). 实验结果表明;在pH 6.;0的磷酸盐缓冲溶液中;多巴胺在聚L-白氨酸修饰玻碳电极上产生一对灵敏的氧化还原峰;峰电位分别为Epa=0
- The electrochemical behaviours of paeonol on different solid electrodes were studied by cyclic voltammetry in alkaline phosphat buffer solution. 研究了在碱性磷酸盐缓冲溶液体系中,丹皮酚在固体电极上的电化学吸附氧化行为。
- In this experiment, sludge samples were centrifuged and washed several times with a 0.01 M phosphate buffer. 在这个实验中,污泥样品被离心并用0.;01M的磷酸盐缓冲器清洗几遍。
- A linear rolling guider and imported buffer system guarantees the excellent finish and concentricity. 本设备选用滚珠导轨与进口稳速系统以保证精密的表面光洁度和同心度。
- Redox system can be also used as a buffer system for indirect determination of different components by FIA. 在前文工作的基础上,对氧化还原缓冲体系用于FIA的电势检测进行了研究。
- The conditions of IAC were optimized,pH7.2 phosphate buffer was used as equilibrium and absorbent medium,80% methanol was used as eluent. L-1pH7.;2磷酸盐缓冲液作吸附与平衡介质;80%25(体积分数)甲醇水作洗脱剂。 结果表明;在实验条件下;IAC柱对氯磺隆的动态柱容量达2
- Phenol revealed a well-defined and sensitive oxidation peak with potential of 0.69 V on the MWNT-modified GCE in pH 7.0 phosphate buffer. 在pH7.;0的磷酸盐缓冲溶液中;苯酚在多壁碳纳米管修饰玻碳电极上出现一灵敏的氧化峰;峰电位为0
- To study the effect of phosphate buffer concentration on the extent of glycine crystallization before and after annealing. 研究缓慢冷却前后磷酸盐缓冲液浓度对甘氨酸结晶程度的作用。
- The target tripeptide was synthesized in ethanol/ This-HCl buffer system with Bz-Arg-OEt as acyl donor and Gly-Asp-(NH2)2 as the nucleophile. 然后以Bz-Arg-OEt为酰基供体,以Gly-Asp-(NH2)2为亲核试剂,在乙醇/Tris-HCI反应体系中,用胰蛋白酶作催化剂催化合成了目标三肽。在试验中我们发现经过pH处理过的胰蛋白酶与酶粉作为催化剂相比具有的催化活力更高,产物产率好的优点。
- The invention discloses carbon nanophase material stock solution, which selects phosphate buffer solution (PBS) as medium solution. 本发明公开了一种碳纳米材料储备液,其选用磷酸盐缓冲液(PBS)作为介质溶液。