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- bicarbonic acid buffer system 重碳酸盐缓冲系统
- bicarbonate(bicarbonic acid) buffer system 重碳酸盐缓冲系统
- A buffer system resists a change in pH. 缓冲系统对pH的变化是有耐受能力的。
- Among them, the acid buffer action is stronger than the alkali buffer action. 且对酸的缓冲能力强于对碱的缓冲能力。
- 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 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。
- It was determined that each DPL molecule possesses 4 Tryptophan residues by means of pronase degradation with DAB as visualization reagent. Only one Trp residue was detected through NBS chemical modification in the pH 4.0, 0.1 mol/L acetic acid buffer. 本文采用链霉蛋白酶酶解,对二甲基氨基苯甲醛(DAB)为显色剂的方法,测得每个黑皮扁豆凝集素(Dolichos purpureus lectin,DPL)分子约含有4个色氨酸残基;
- In boric acid buffer solution, at pH 10, two peaks of stripping current of germanium appear at -0.90 V and-0.17V (vs. 1N Ag-AgCl)respectively, the first peak is used for quantitative analysis. 找出在pH10的硼砂缓冲溶液中于-1.;90V和-1
- With regard to the network bandwidth and efficiency problem of centralized data management, a distributed file buffer system based on synchronization engine was brought forward. 摘要针对集中式数据管理的网络带宽和运行效率问题,提出了基于同步引擎的分布式文件缓存系统。
- At the fifth minute the treated groups (0.2?ml grou p and 05?ml group) were injected with 0.2 or 0.5? ml of carbonic acid buffer by abdominal cavi ty,respectively. At the third hour,all the rats were killed by decollation. 方法 4 0只SD大鼠被随机分为阴性对照组、阳性对照组、0 2ml碳酸缓冲液治疗组、0 5ml碳酸缓冲液治疗组。
- Conveyors &Buffering system: Offer every type for all PCB production line. 传送装置及暂存系统:可提供所有PCB生产线所需的机种。
- A Study on Acidic Buffering Ability of Soils in Hunan Province. 湖南土壤酸缓冲性能研究。
- 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。
- GREEN buffered lactic acid L+ is lactic acid buffered with sodium lactate , produced by bio-fermentation . 乐林缓冲乳酸是生物发酵乳酸与乳酸钠缓冲制成的。
- In acidic buffer solution, the release rate of SA-intercalates LDHs markedly increases with decreasing pH, attributed to the contribution of a dissolution release process. 酸性及弱酸性缓冲介质中,SA插层LDHs释放速率随介质pH值的降低而显著增加,表现为溶解控制。
- bicarbonate-carbonic acid buffer 碳酸缓冲体系
- 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。
- Effects of buffer system on laccase determination 漆酶测定过程中缓冲体系的影响研究