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*********基硫酸钠
The electrochemical oxidation of L-cysteine can be catalyzed by sodium dodecyl sulfate (SDS) admicelles.
SDS吸附胶束能够催化L-半胱氨酸的电化学氧化过程。
The proteins were analyzed using sodium dodecyl sulfate-polyacrylamide gel electrophoresis (SDS-PAGE) and capillary zone electrophoresis (CZE).
用*********基硫酸钠-聚************凝胶电泳(SDS- PAGE)和毛细管区带电泳(CZE)分析蛋白质的组分。
And the influences of glutin and sodium dodecyl sulfate (SDS) as dispersant on the cobalt powder grain are investigate.
研究了在电解过程中加入明胶和*********基硫酸钠分散剂对钴粉粒度的影响。
At last the sodium dodecyl sulfate and tween-80 were selected as surface dispersants, the dodecyl mercaptan was selected as modification agent.
最终选择*********基硫酸钠和吐温80作为表面分散剂,*********基硫醇作为修饰剂。
Sodium dodecyl sulfate;
*********基硫酸钠;
Objective: To confirm the suppressing effect of sodium dodecyl sulfate (SDS) on HSV-2 including effective concentration and safety.
目的:证实*********基硫酸钠(SDS)抗HSV-2的效应,初步确定其有效浓度与安全性。
The results show that increasing reaction temperature, using acetone as cosolvent or sodium dodecyl sulfate as phase-transfer reagent can accelerate the reaction.
结果表明,升高反应温度、以丙酮为共溶剂或以*********基硫酸钠作相转移剂均可使反应速度加快。
The effects of polyethene glycol 20000 and sodium dodecyl sulfate on the dispersion of magnesium zinc ferrite slurry prepared by ball milling dispersion were stu***d.
选用聚乙二醇20000和*********基硫酸钠两种分散剂,通过球磨分散法制备镁锌铁氧体浆料。
Using FTIR spetrum, it is concluded that the effect of sodium hydrosulfate, produced from sodium dodecyl sulfate hydrolysis, is essential in the catalytic esterification.
由FTIR方法推测出*********基硫酸钠水解生成的*********钠在催化过程中起到了关键性作用。
We also stu***d the interaction between dopamine and the cationic surfactant sodium dodecyl sulfate (CTAB) by the methods of conductivity and the steady state fluorescence.
同时,我们还以电导法和稳态荧光法研究了多巴胺与阳离子表面活性剂************三甲基溴化铵(CTAB)胶束体系的相互作用。
In the second chapter, porous silicon is surface modified with four kinds of surfactants: Sodium dodecyl sulfate, Cetyl pyridinium bromide, Sodium oleate and OP.
第二章利用表面活性剂对多孔硅进行表面修饰,研究了不同表面活性剂修饰的多孔硅的荧光光谱。
RESULTS: When we added 0.5% sodium dodecyl sulfate (SDS), it could increase the extractive rate of curcumin by 16%.
的*********基硫酸纳(SDS)可使中药姜黄中姜黄素的提取率增加16 %。
Objective To evaluate specimen processing with sodium dodecyl(lauryl) sulfate(SDS) on the detection of Mycobacterium tuberculosis by PCR reversed dot hybridization.
目的探讨应用*********基硫酸钠(SDS)处理标本在结核分支杆菌聚合酶链反应(PCR)中的价值。
And the results were anhydrous sodium sulfite 0.2%, sodium lauryl sulfate 7%, fatty alcohol polyoxyethylene lauryl ether sulfate sodium 12% and dodecyl betaine 4%.
优选结果为0.2%无水*********钠、7%*********基硫酸钠、12%脂肪醇聚氧*********硫酸钠和4%*********基甜菜碱。
The influence of sodium dodecyl sulfate (SDS) and alkyl polysaccharide glycoside (APG) on natural gas hydrate formation was stu***d by applying a new experimental rig.
文章利用新建立的实验台研究了*********基硫酸钠(SDS)和烷基多糖苷(APG)对天然气水合物形成过程的影响。
Pinellin dissociated into subunits in the presence of sodium dodecyl sulfate or guanidine hydrochloride.
*********基硫酸钠或胍盐存在下,半夏蛋白解聚成亚基。
Sodium Lauryl Sulphate, Sodium Lauryl Sulfate, Sodium Dodecyl Sulphate, Sodium Dodecyl Sulfate, SDS.
硫酸月桂酸钠,烷基硫酸盐,月桂醯醚硫酸钠,*********基硫酸钠,月桂醇硫酸酯钠。
Results The optimized prescription was composed of 5% of glycerol, 8% of white vaseline, 8% of octadecanol, 1% of sodium dodecyl sulfate, from which the manufactured products had good stability.
结果最佳处方组成为甘油5%,白凡士林8%,十八醇8%,*********基硫酸钠1%,由此制备的成品稳定性好。
The interaction between sodium dodecyl sulfate(SDS) and polyethyleneglycol(PEG) or polyvinylpyrrolidone(PVP) with different molecular weights was stu***d with surface tension method.
用表面张力法研究了*********基硫酸钠(SDS)与不同相对分子质量的聚乙二醇(PEG)或聚乙烯*********酮(PVP)间的相互作用。
Na-bentonite is modified with cetyl trimethyl ammonium bromide(CTAB) and sodium dodecyl sulfate(SDS) respectively, which are measured by XRD, IR, TG, Zeta potential and particle size analysis.
选择以************三甲基溴化铵(CTAB)、*********基硫酸钠(SDS)对膨润土进行改性,并对改性后的膨润土进行XRD、IR、TG以及体系电动电位、粒径分布的测定与表征。
It was (Identified) by sodium dodecyl sulfate-polyacrylamide gel electrophoresis (SDS-PAGE).
采用SDS聚************凝胶电泳鉴定纯化物。
METHODS: Decellularized scaffold was prepared by treating fresh porcine artery and heart valves with sodium deoxycholate and sodium dodecyl sulfate.
方法:*********基硫酸钠和脱氧胆酸钠联合处理获取脱细胞猪动脉支架。
十二烷基硫酸钠(Sodium Dodecyl Sulfate,简称SDS)是一种阴离子表面活性剂,化学式为$text{CH}_3(text{CH}2){11}text{SO}_4text{Na}$。其分子包含一个疏水的12碳烷基链和亲水的硫酸盐基团,这种两亲性结构使其能够降低液体表面张力,广泛应用于生物化学、工业及日化领域。
SDS通过疏水端与蛋白质或脂质的非极性区域结合,亲水端则与水分子相互作用,形成胶束结构。这种特性可破坏生物膜的完整性并使蛋白质变性,因此在实验室中常用于聚丙烯酰胺凝胶电泳(SDS-PAGE)。此外,SDS的临界胶束浓度(CMC)约为8.2 mM,这一特性对清洁剂和乳化剂的性能至关重要。
实验研究表明,SDS对水生生物具有中等毒性(半数致死浓度LC50为15 mg/L),需按照《全球化学品统一分类和标签制度》进行废水处理。美国国家职业安全卫生研究所(NIOSH)建议工作场所暴露限值为1 mg/m³。
Sodium Dodecyl Sulfate(十二烷基硫酸钠)是一种阴离子表面活性剂,广泛应用于生物化学和分子生物学领域。以下为详细解析:
化学结构与性质
功能与作用机制
SDS通过断裂蛋白质分子内和分子间的氢键,破坏其二、三级结构,使其线性化。同时,SDS与蛋白质结合后赋予其大量负电荷,使不同蛋白质的荷质比趋于一致,从而在电泳中仅按分子量大小分离。
应用领域
化学特性补充
如需更详细的安全信息或实验方法,可参考化学数据库或专业文献。
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