硝酸铅

In this research, the concentration of PbCrO4 in the reaction can be as low as 58g-L-1 without any ill influence on the experiment. Therefore, some leachate can be used to produce yellow chrome directly without concentration.

乙酸铅或硝酸铅与代替重铬酸钠溶液的铬渣滤液反应时，其用量应高于理论值，大约为理论值的1.10～1＊倍，才能使六价铬充分反应，使生成的铬黄量达到最大值。

The assistant materials in lead chrome yellow production such as Al2 (SO4)3, nitric acid, caustic soda and lead nitrate solution were taken as medicaments to treat the wastewater from pigment production and the treatment effect was compared with that by ferrous sulfate method.

方法］用Al2(SO4)3、硝酸、烧碱和硝酸铅溶液等铅铬黄生产原辅材料作为药剂，治理颜料生产废水，并与硫酸亚铁还原法的治理效果进行比较。

The effect of hydrogen ion concentration on the lead dioxide electrodeposit was investigated by Diusman and Giaque using lead nitrate -nitric acid solutions in water.

Diusman与Giaque采用硝酸铅-硝酸水溶液研究了氢离子浓度对二氧化铅电沉积的影响。

In the experiment, the electrolyte was lead nitrate aqueous solution containing zirconium oxide chloride and titanium chloride solution. Stainless steel plate was employed as both cathode and substrate.

实验中所用的电解液是混有氧氯化锆和三氯化钛的硝酸铅溶液，采用不锈钢片作为阴极和基底。

The potentiometric titration is implemented with lead nitrate standard solution.

在乙醇体系中，用硝酸铅标准溶液进行电位滴定，用二阶微分法分别确定全磷和硫酸根耗用硝酸铅的总体积，以及全磷耗用硝酸铅的体积。

Coordination compounds of chistosan with Ce,Zr,Pb and Cd were prepared,which were synthesized by the reaction of CTS with cerium nitrate,zirconium nitrate,cadmium sulfate,and lead nitrate in acid systems.

用壳聚糖分别与硝酸亚铈，硝酸锆，硫酸镉和硝酸铅在酸性介质中反应，制备了壳聚糖-Ce、壳聚糖-Zr、壳聚糖-Cd、壳聚糖-Pb四种壳聚糖-重金属离子配合物。

Surface-modified lead iodide nanorods were synthesized by one-step room temperature solid-state reaction of lead nitrate with potassium iodide in the presence of a nonionic surfactant, polyethyl- ene glycol.

以硝酸铅和碘化钾为原料，在体系中添加表面活性剂聚乙二醇，采用一步室温固相化学反应制备出聚乙二醇表面修饰的碘化铅纳米棒，利用X射线衍射，红外光谱，透射电子显微镜，扫描电子显微镜，热分析和元素分析等手段对其进行了表征。

The effects of many parameters, such as the amount of surfactant, airflow rates, pH, NaCl, ethanol and temperature on the solvent sublation were studied. Experimental results showed that a ratio of surfactant to Pb-dithizone complex (2∶1) was the most effective for the removal, with over 97.4% Pb removed from the aqueous solution in 40 min by solvent sublation, at the value of pH 12.6.The solvent sublation process followed first order kinetics. A characteristic parameter, apparent activation energy of attachment of the sublate to bubbles, was estimated at a value of 2.08 kJ/mol.

结果表明，当表面活性剂与硝酸铅物质的量之比为2∶1时，铅去除率达97.4％；体系去除率在pH值为12.6时最高；有机溶剂的影响不明显；少量的乙醇可提高其去除率和去除速率，但过多会产生抑制作用；适量的NaCl能提高体系去除率，但随着浓度的提高呈现下降趋势；去除速率随气流速率增加而增加，体系去除率随温度升高而递增；反应过程遵从一级动力学，表观活化能为2.08 kJ/mol。

And then, synthesizing of middle chrome, light chrome and lemon chrome through the reaction of leachate with Pb(CH3COO)2 and Pb(NO3)2 were studied respectively.

将铬渣淋滤液与乙酸铅和硝酸铅进行反应，分别进行了中铬黄、浅铬黄和柠檬铬黄的生成试验，研究了滤液中六价铬浓度和铅盐的用量对铬黄生成反应的影响。

The company mainly produces nitric acid lead, copper sulfate, lead antimony alloy, seven water zinc sulfate, heavy calcium carbonate, talc, the output value of more than 10 million.

公司主要生产硝酸铅、硫酸铜、铅锑合金、七水硫酸锌、重质碳酸钙、滑石粉等，年产值1000多万元。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了