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- Keywords ion chromatography;fluoride;chloride;sulfate;pretreatment;tantalum pentoxide;columbium pentoxide; 离子色谱法;氟;氯;硫酸根;前处理;五氧化二铌;五氧化二钽;
- Pretreatment Method for the Determination of Trace Fluoride, Chloride and Sulfate in Tantalum Pentoxide and Columbium Pentoxide by Ion Chromatography 离子色谱法测定五氧化二铌和五氧化二钽中痕量氟氯和硫酸根离子的前处理方法
- columbium pentoxide 五氧化二铌
- Nitration ability of dinitrogen pentoxide was introduced. 介绍了五氧化二氮的硝化能力,综述了五氧化二氮在硝化反应中的研究进展。
- In this paper,the recent research on columbium electrolytic capacitor and high specific volume columbium are reviewed. 综述了近年来国内外电容器用高比容铌粉和铌电解电容器最新研究发展动态、性能、制造方法及市场前景。
- My products mainly include vanadium pentoxide, Ferrovanadium, vanadate and coatings. 我公司经销的产品主要有五氧化二钒、钒铁合金钒酸盐和涂料。
- Phosphorus Pentoxide, also called Phosphoric Acid Anhydride, is a white, spiculate crystal. 五氧化二磷又名磷酸酐,白色针状晶体。
- A method has been proposed for determination of Bi,Se,Te in high-purity niobium pentoxide by HG-ICP-OES. 提出了氢化发生电感耦合等离子体发射光谱法(HG-ICP-OES)测定高纯氧化铌中铋、硒、碲的分析方法。
- This shows that Vanadium pentoxide may only rarely be applicable as sole oxidizing agent. 这表明五氧化钒能单一用作氧化剂是很少的。
- Effect of Lithium-Intercalation on Optical Absorption of Vanadium Pentoxide Thin Films[J]. 引用该论文 吴广明;吴永刚;倪星元;周 箴;张慧琴;吴 翔;陈 炎.
- Researches on nitration using dinitrogen pentoxide were reviewed.42 references were cited. 引用文献42篇。
- Hexadecyl phosphate was prepared with hexadecynl and phosphorus pentoxide,and the product can act as leather fatliquor. 以十六醇为原料,经五氧化二磷磷酸化后合成了十六烷基磷酸酯皮革加脂剂。
- Columbium electrolytic capacitor has the advantage of better performance and lower price than tantalum electrolytic capacitor,therefor has a bright future. 铌电解电容器具有比铝电解电容器优越的性能,而价格比钽电解电容器便宜,在电解电容器领域颇有发展前途。
- This text introduced use and market foreground of vanadium,vanadium resources and vanadium pentoxide productive methods,process and research progress. 本文介绍了钒的用途及市场前景、钒矿资源及五氧化二钒的生产途径、工艺及工艺发展。
- The process of producing vanadium pentoxide from bone coal vanadium mine without salt roasting and acid leaching, was systematically studied. 系统地研究了石煤无盐焙烧酸浸生产五氧化二钒的工艺技术,提出了各工序的工艺条件。
- Di(2 ethylhexyl) phthalate (DOP) was prepared from phthalic anhydride and 2 ethylhexanol via niobium pentoxide catalyzed esterification. 用固体酸五氧化二铌作酯化催化剂,由苯酐和2-乙基己醇制备了邻苯二甲酸二(2-乙基己酯)(DOP)。
- Hualin minerals Co., Ltd. was established in Hunan in 1978, domestic coal production of vanadium pentoxide vanadium business. 湖南华林矿产品有限公司始建于1978年,是国内石煤提钒生产五氧化二钒的企业。
- Causticizing mud was used as a roasting additive of sodium chloride for extraction of vanadium pentoxide from stone coal. 从石煤中提取五氧化二钒时,用苛化泥作焙烧添加剂,以取代氯化钠。
- The principles and low pollution process in production of vanadium pentoxide with stone coal containing vanadium are introduced in detail. 介绍用含钒石煤生产五氧化二钒的原理和低污染生产工艺。
- Zheng Xiang-ming.Study on technique of recovering vanadium pentoxide from stone coal[A]:[Master Thesis].Xiangtan University,2003. [3]郑祥明;田学达.;石煤提钒新工艺研究[A]:[硕士学位论文]