硝酸铅
- 网络LEAD NITRATE
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方法:采用可渗性胶原膜(Celgen○R)作为底物,改进成纤维细胞的三维培养,6周培养后的培养物用醋酸铀和硝酸铅双重染色后用电镜进行观察。
Methods : By using the permeable collagen membrane as a substrate , we modified the three dimensional fibroblast culture . After being cultured for 6 weeks , the fibroblast cultures were double colored with uranium acetate and lead nitrate and finally observed with electron microscopy .
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硝酸铅对小麦根尖细胞遗传毒性效应
Genetic Toxicity Effect of Lead Nitrate on Root Tip Cells of Triticum aestivum
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Berry硝酸铅法进行酸性磷酸酶染色,观察不同浓度,不同时间处理后的细胞溶酶体活性;
Acid phosphatase was examined by Berry method which responses the activity of lysosome ;
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利用铅锌矿中铅生成复盐沉淀,用EDTA标准溶液滴定锌,然后溶解复盐沉淀,加入过量EDTA标准溶液,用硝酸铅标准溶液反滴定。
After dissolving ore samples of zinc and lead , the lead ions were precipitated . The zinc ions were titrated by EDTA .
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通过调整钼测试溶液pH值,使钼在溶液中存在形态一致(MoO24-),并选用高纯试剂三氧化钼为基准物质标定硝酸铅标准溶液,提高方法的准确度。
The existing morphology of molybdenum in solution is identical by adjusting molybdenum to test pH value of solution . Lead nitrate standard solution is demarcated by choosing high-purity reagent MoS_2 as datum with high accuracy .
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SD雌性大鼠于妊娠第7~12天,每天灌服120mg/kg和220mg/kg硝酸铅水溶液。
Female SD rats were orally administered daily with 120mg / kg and 220mg / kg lead nitrate solution from 7th to 12th day of pregnancy .
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结果表明,以硝酸铅为铅源、尿素为胶凝剂,700°C热处理2.5h,得到粉体平均粒径为70nm。
The results show that the average grain size of PZT powder after annealing at 700 ° C for 2.5 h is 70 nm with lead oxynitrate as Pb precursor and urea as gelatinous agent .
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提示,硝酸铅、氯化镍有明显的生殖毒性。
It indicates that lead nitrate and nickel chloride have obvious reproductive toxicity .
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荷花在硝酸铅环境下的生理变化及对铅吸收效应的研究
Study on Physiological Change and Lead Absorption Effect of Lotus in Lead Nitrate Environment
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硝酸铅和金属铅作为对照品测定铅含量方法的探讨
Discussion on Method of Lead Determination Using Lead Nitrate and Metallic Lead as Reference Substances
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利用含铅粉尘制备硫酸铅及硝酸铅的研究
Dust explosion study on the production of lead sulfate and lead nitrate from waste powder containing lead
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论文开展的主要工作及获得的主要结果如下:(1)确定了由废铅蓄电池铅膏制备硝酸铅工艺最佳条件。
The main work and results are as following : ( 1 ) The optimal processing conditions of preparing lead nitrate from waste lead storage battery were determined .
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以钨酸钠和硝酸铅为原料,以聚乙二醇200为分散剂,用沉淀法配制出钨酸铅混浊液。将钨酸铅混浊液在100℃烘干后,制备出钨酸铅纳米粉体。
Lead tungstate nano-particles were prepared by deposition after being heat-treated at 100 ℃, using lead nitrate and natrium tungstate as starting materials and polyglycol 200 as dispersant .
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绘制了Au-Pb-CN-H2O系的φ-pH图,研究了铅盐(如硝酸铅、醋酸铅)在氰化浸金过程中的作用。
The potential-pH diagram for the Au-Pb-CN-H_20 system has been depicted in this paper . The function of lead salts ( such as lead nitrate , lead actate ) in cyanide leaching of gold has been studied .
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本文介绍了由含铅粉尘制备硫酸铅及硝酸铅的原理、实验流程及实验操作条件。结果表明,采用稀醋酸作吸收剂的化学吸收法净化含铅粉尘及铅蒸气效果较好。
The experimental principle , process and conditions using waste powder containing lead to produce lead sulfate and lead nitrate are introduced . The result expatiates that the chemical absorption has good effect in absorption of load dust and gas .
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研究表明,采用硝酸铅预浸+全泥氰化法较为适宜,其银金浸出率分别达到83.5%和77.5%。
The Study shows , the process of " pre - leaching by lead nitrate then all - sliming cyeddation " is suitable , and the recoveries of silver and gold reach respectively 83 . 5 % and 77 . 5 % .