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- nickel sulphide fire assay 锍镍试金
- Determination of platinum, palladium, rhodium and iridium in geological samples by inductively coupled plasma-mass spectrometry after the preconcentration with nickel sulphide fire assay 锍试金富集-电感耦合等离子体质谱法测定地质样品中铂钯铑铱
- At the choosed conditions, oxidation rate of pyrite and arsenopyrite is 71.0% and 92.4% and decompound rate of nickel sulphide can reach to 88.8%. 在选定的工艺条件下;细菌对载金矿物黄铁矿、毒砂的分解率分别达到71.;0%25和92
- Due to increasing demand on nickel and shortage of nickel sulphide,the exploitation of laterite type nickel ore will become popularized in the futural 10 years. 由于世界镍需求增长和硫化镍资源短缺,红土型镍矿资源开发将成为未来十年镍业发展的主要趋势。
- Special determinations gravimetry Precipitate of very fine particles such as barium sulfate and lead oxide, copper, zinc and nickel sulphide, the oxalate and calcium fluoride. 专门用于细微颗粒沉淀物的重量测定,如硫酸钡、氧化铅、硫酸铜、硫酸锌、硫酸镍、草酸盐以及氟化钙等。
- The results of the determination coincide with fire assay besides more simplicity, rapidity and practicality. 与火试金法相比,该方法简便、速,实用性强。
- Abstract: Fire assay is a direct accurate determination method that is classic and widely used in the world. 摘要火试金法是经典的、在国内外广泛应用的、测定结果最为准确的黄金含量直接测定方法。
- Currently the laboratory is capable of fire assay gold, base metals by AAS using various digestion methods and a 34 element suite by ICP. 实验室进行火试金法,以不同的溶样方法用原子吸收光谱仪进行贱金属分析测试,以及用等离子体直读光谱仪进行34种元素的分析测试。
- After being smelted with fire assay and enriched with cupellation method,the precious metal is decomposed with chloroazotic acid. 试样经火试金法熔炼和灰吹富集后,贵金属合粒以王水分解,在盐酸介质中,用火焰原子吸收分光光度法测定钯量。
- Blast furnace smelting of nickel sulphide ore 硫化镍矿鼓风炉熔炼
- Flotation Technology Study of Talc--Carbonation Nickel Sulphide Ore 滑石--碳酸盐化硫化镍矿石浮选工艺研究
- A fire was burning in the grate. 火在壁炉中燃烧着。
- He took out a fire insurance policy for his house. 他为自己的房子办理了一份火险保险单。
- Keywords Catalytic kinetic spectrophotometry;Rhodium;Minified nickel sulfide fire assay; 催化光度法;铑;小硫化镍试金;
- The determination of gold in alloy gold of low fineness by traditional fire assaying was studied in this paper. 研究了用传统的火试金法测定低成色合质金中的金。
- Rick found a sure-enough nickel. 里克发现一个纯正的镍币。
- Keywords platinum group elements(PGE);neutron activation analysis;nickel sulfide fire assay preconcentration; 铂族元素;中子活化分析;镍锍试金;
- Eddy try to nickel and dime his way through life. 埃迪想脚踏实地慢慢地取得成功。
- No man will squabble over a nickel. 没有人会为了五分钱而吵架。
- The kettle was boiling away merrily on the fire. 壶水烧开了咕嘟咕嘟地滚泡。