查询词典 hydrochloric acid

Using the manganese powder for removing the impurity of the manganese chloride produced by waste hydrochloric acid leaching of lean rhodochrosite was studied,and the optimum preparation process conditions are obtained.

对用锰粉去除工业废盐酸浸出低品位菱锰矿制取的氯化锰溶液中的杂质进行了探讨与研究，得出了最佳的工艺条件。

Chlorination manganese ; hydrochloric acid ; rhodochrosite ; leaching

氯化锰；盐酸；菱锰矿；浸出

Using pickling liquid wastewater of hydrochloric acid,iron scurf and aluminiferous mine as raw materials,a series of poly-aluminum-ferric-silicate-chloride which has different molar ratio of Si:Al:Fe was prepared.

在钢铁制品的制备加工过程中，经常要用到盐酸或硫酸对其表面进行酸洗除锈处理，因此产生大量的酸洗废液，其中含有大量的亚铁离子。

Sepiolite powder worked by hydrochloric acid was used as a sorption carrier of abio-antimicrobial, which was characterized by SEM and EDS analysis, and their sterilization capability to E. coli were investigated.

以酸改性后的多孔海泡石为载体制备了负载金属离子的无机抗菌别，利用SEM和EDS分析手段时所制备的无机抗菌剂进行了表征，并研究其对大肠杆菌的杀灭效果。

The optimum conditions to synthesizeβ-carboxyethyl organogermanium sesquioxide were established through orthogonal test: the time from beginning to adding sodium hypophosphite was 0.5h; the molar ratio of germanium dioxide, hydrochloric acid and sodium hypophosphite was 1:7.4:1.4; addition reaction time was 1.5h.

用正交试验确定了最佳工艺条件：从反应开始到加次亚磷酸钠的间隔时间0.5h；n：n：n=1 ： 7.4 ： 1.4；加成反应时间1.5h。

The chlorine dioxide disinfection solution was produced by the reaction between sodium chlorate and hydrochloric acid in chlorine dioxide generator.Filter membrane method was used to observe its efficacy in killing Escherichia coli in water and its influencing factors.

二氧化氯消毒液由二氧化氯发生器将氯酸钠与盐酸反应生成，采用滤膜法对其杀灭水中大肠杆菌的杀灭效果与影响因素进行了观察。

In optimum condition , the running buffer consisted of 40 mmol/L sodium tetraborate buffer(using 6mol/L hydrochloric acid adjustsd to 7.5),the UV detection wavelength was 210nm, separation voltage 20 kV , running temperation at 20℃.

考察了缓冲液离子浓度和pH，分离电压，运行温度等电泳参数，通过正交实验，确立了最佳电泳条件：缓冲液为40mmol/L硼砂，pH7.5(6mol/L HCL调节)，紫外检测波长210nm，分离电压20kV，运行温度20℃。

Lead, arsenic, stibium and bismuth were determined by inductively coupled plasma atomic emission spectrometry in hydrochloric acid medium.

铜精矿经硝酸缓慢溶解，在氨性溶液中，以氢氧化铁和氢氧化镧作载体一次共沉淀铅、砷、锑和铋，并与铜等元素分离，在盐酸介质中用电感耦合等离子体原子发射光谱法测定铜精矿中的铅、砷、锑、铋杂质元素。

Iso-amyl benzothiazolyl sulfoxide was synthesized and the mechanism of extraction of Pd with ABSO from hydrochloric acid media was studied.

摘 要：合成了异戊基苯并噻唑亚砜，研究了盐酸介质中ABSO萃取Pd的机理。

Choline chloride is one of B race vitamins and is synthesized by oxirane,hydrochloric acid and trimethylamine.

氯化胆碱由环氧乙烷、盐酸与三甲胺为原料合成，是B族维生素之一，是一种不能替代的饲料添加剂，市场上存在造假掺杂行为，对于各种掺杂行为进行分析识别，并提出鉴别方法

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。