Contents lists available at ScienceDirect Chemical Engineering Journal Waste activated sludge hydrolysis and short-chain fatty acids accumulation in the presence of SDBS in semi-continuous flow reactors: Effect of solids retention time and temperature a b s t r a c t: In the presence of surfactant sodium dodecylbenzene sulfonate, the effects of sludge retention time and temperature on the hydrolysis and short-chain fatty acids accumulation during waste activated sludge anaerobic fermentation were investigated in semi-continuous flow reactors.
目录清单可在科学化学工程学报废活性污泥水解和短链脂肪酸的积累，在场的十二烷基苯磺酸钠在半连续流反应器：影响固体停留时间和温度摘要：在表面活性剂存在的十二烷基苯磺酸钠的影响，污泥停留时间和温度对水解和短链脂肪酸在废物积累活性污泥厌氧发酵进行了调查，半连续流动反应器。
Ni nanoparticles were treated by situ polymerization with Acrylic amide using sodium dodecylbenzenesulfonate as dispersant, and the Fe nanoparticles coated by AM were achieved.
根据活化指数确定了SDBS作为纳米铁粉的分散剂的最佳用量和时间。
Since 1997, SDBS has opened to the public with free of charge through TACC (Tsukuba Advanced Computing Center) as RIO-DB.
该图谱数据库是我见到的最大的免费数据库，可以简单地按搜索窗口进入关键词来检索，使用方便。
The effect of surfactant SDBS on sorption of phenolic compounds(o-nitrophenol, 2, 4-dinitrophenol, 2, 4-dichlorophenol and pentachlorophenol) in sediment of Yellow River is notable.
水环境中共存的表面活性剂SDBS对邻硝基苯酚等酚类化合物在沉积物上的吸附有比较明显的影响。
It was found that the oxide layer on the surface of Ni nanoparticulated could be effectively removed using dilute HCl. And it was feasible to greatly improving the dispersivity in organic solvents and electromagnetic wave absorption performance of the Ni nanoparticulates by surface modification with aqueous solution of 4% SDBS.
结果表明，稀盐酸可以去除纳米镍粉表面氧化层；用4%十二烷基苯磺酸钠改性纳米镍粉能够显著提高纳米镍粉在有机介质中的分散性，提高了电磁波吸收性能。
The rhombohedral calcite crystal is obtained in the absence of SDBS. As the SDBS concentration is increased to 0.5mM, the sample consists of only vaterite stirred for 3h, and the mixture of calcite and vaterite stirred for 10h respectively.
结果表明：未加SDBS时，样品主要为方解石，搅拌3h，当SDBS浓度为0.5mM时，样品为球霰石；搅拌10h，样品为方解石和球霰石混合物。
A new flow injection spectrophotometric method was proposed for determination online of anionic surfactant in nature water. It is based on the formation of ion associates of ethyl violet and sodium dodecyl benzene sulphonate in the presence of polyvinyl alcohol in a potassium hydrogen phthalate and hydrochloric acid buffer solution. SDBS was determined directly by an automatic metallic element analyzer at 550 nm.
在pH为2.4的邻苯二甲酸氢钾－盐酸缓冲液中，在聚乙烯醇存在下，利用乙基紫与阴离子表面活性剂十二烷基苯磺酸钠形成离子缔合物的这一光学特性，将分光光度法和流动注射技术联用，建立了一种可用于在线分析测定环境水样中痕量阴离子表面活性剂的新方法。
The results showed that there was an optimum concentration of SDBS addition.
结果表明表面活性剂SDBS的添加浓度有一最佳值（0.15 mol/L）。
We proposed a binary model for the formation of sdBs and our model is referred to as a major contribution in the field.
我们提出了B型亚矮星形成的双星模型，被称为该领域的主要贡献。
While SDBS and Tween80 were added at the same time, the adsorption amounts both decreased.
当SDBS和Tween80同时存在时，两者的吸附量均有所下降。
The modified ANFO with SDBS can not be initiated under detonator shock wave action, since its particle shows a sandwich shape with smooth particle surface and fewer pores. While other modified ANFO can be initiated due to their coarse particles surface and porosity.
SDBS得到的改性粒子呈层状结构、表面较光滑、孔隙少，8号铜雷管作用下未起爆；专用膨化剂、CTAB、KH560、Tween80和TX-10改性的ANFO样品在粒子表面粗糙度、孔隙等方面具有不同的结构特征，雷管作用下均发生了爆轰。
The polymer emulsion with regular particle structure and high electrolyte stability can be prepared by using SDBS as emulsifier at former stages and using OP-10/SDBS composite emulsifier at the last polymerization stage. Methacrylic acid can be used at the content of 30wt% to the total nucleation monomers to prepare regular particles with high polymerization stability and large hollow diameters. The alkali treatment should be carried out under 100℃.
研究表明，在反应前期以十二烷基苯磺酸钠为乳化剂，包壳阶段同时加入OP-10可有效控制乳胶粒结构形态，同时提高聚合物乳液的电解质稳定性；以甲基丙烯酸为羧基单体，其用量为核单体总量的30%时，聚合物微粒中空直径较大且微粒结构规整；碱处理温度以100℃为宜。
The use of anion surfactant as the probe has not been reported. In the medium of phosphoric acid, the RLS intensity of SDBS or SLS is very weak.
研究发现在磷酸介质中，SDBS和SLS的共振光散射强度很弱，加入蛋白质后，由于带正带电荷的蛋白质与阴离子表面活性剂之间的相互作用，其共振光散射的强度大大增强。
The mixed surfactant-enhanced remediation showed that the mixture of SDBS and Tween80 could well remove NB from the soils due to its stable mixed micelles in solution. While the mixing ratio of SDBS and Tween80 was 0.6:0.4, the remediation effect was the best according to the experimental results.
4混合表面活性剂对硝基苯污染土壤的增效修复实验表明，由于更易于在溶液中形成稳定的混合胶束，因而混合表面活性剂对硝基苯污染土壤具有较好的修复效果，特别是当混合比(SDBS：Tween80)为0.6：0.4时增效修复效果最佳。
The adulterated edible oil could be determined by detecting the regular physicochemical indexes, metal ion content, conductivity, SDBS content, AFB1, volatile material, fatty acid composition, cholesterol, IR and UV characteristic absorption.
通过对油脂的常规理化指标、金属离子含量、电导率、十二烷基苯磺酸钠、黄曲霉毒素、挥发性物质、脂肪酸组成、胆固醇、红外及紫外特征吸收等指标进行定性定量分析，可以鉴别食用油是否掺伪。
The vesicle region is presented in a pseudo-ternary diagram of SDBS/TX-100/brine by visual observation and surface tension measurement, which exhibits a strip-shape. The existence of vesicles is demonstrated by TEM image using negative-staining method. The variations of vesicle size with the salinity and the surfactant concentration are determined using dynamic light scattering method. It is found that the vesicle size is independent on the surfactant concentration, but subject to the salinity of the solution.
制作了SDBS/TX-100/盐水拟三元相图，通过目测和表面张力的变化确定了囊泡形成的带状区域，并用负染色电镜对囊泡进行了表征，同时测定了盐度以及相同盐度下表面活性剂浓度对囊泡粒径的影响，发现囊泡的粒径随着盐度的增加而增加，而在同一盐度下，囊泡的粒径基本不受表面活性剂浓度的影响。
The results indicated that the mixed system of SDBSOP(1∶3) had better anticalcium properties.
结果表明，SDBS与OP以1∶3复配时，增强了体系的抗钙能力。
Results showed that the resistance to anodic and cathodic polarization of zinc was increased by corrosion effects of SDBS.
采用电化学极化曲线和电化学交流阻抗方法考察了在20℃~50℃温度的3%硝酸中不同浓度的十二烷基苯磺酸钠对锌的缓蚀作用。
A novel detection method has been developed for MTs based on the technology of RLS using Alizarin red.
研究了MTs-AR-SDBS体系，建立了茜素红共振光散射法检测MTs的新方法。
The invention provides a foliar fertilizer specially used for Chinese gooseberries, which has the functions of cold resistance and consists of the following raw materials according to weight percentage: 0.1 to 8 percent of DMSO, 0.05 to 5 percent of trimethylene glycol, 0.05 to 5 percent of salicylic acid, 0.05 to 2 percent of compound ammonium nitrate, 1 to 15 percent of humic acid, 0.5 to 10 percent of chitosan, 1 to 10 percent of citric acid, 2 to 15 percent of urea, 1 to 10 percent of borax, 1 to 20 percent of zinc sulfate, 0.5 to 10 percent of ferrous sulfate, 0.05 to 5 percent of ammonium molybdate, 1 to 15 percent of manganese sulfate, 0.1 to 2 percent of SDBS and 35 to 80 percent of water.
本发明提供一种具有抗寒作用的猕猴桃专用叶面肥，它由下述各组分重量百分比的原料组成：二甲基亚砜0.1％～8％、丙二醇0.05％～5％、水杨酸0.05％～5％、复硝铵0.05％～2％、腐殖酸1％～15％、壳聚糖0.5％～10％、柠檬酸1％～10％、尿素2％～15％、硼砂1％～10％、硫酸锌1％～20％、硫酸亚铁0.5％～10％、钼酸铵0.05％～5％、硫酸锰1％～15％、十二烷基苯磺酸钠 0.1％～2％、水35％～80％。