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J. Cent. South Univ. (2012) 19: 2440-2446 DOI: 10.1007/s11771-012-1294-9 Leaching process of selenium residue LI Qian(李倩)1, ZHANG Bao(张宝)1, MIN Xiao-bo(闵小波)1, SHEN Wen-qian(申文前)2 1. School... South University Press and Springer-Verlag Berlin Heidelberg 2012 Abstract: A thermodynamics analysis on the leaching process of selenium residue and discussion on the behaviors of aqueous ionic......
for preparation of crude Se from selenium acid mud LI Qian1, ZHANG Bao1, SHEN Wen-qian2, YANG Xing-wen1, 3 (1. School of Metallurgical Science and Engineering, Central South University, Changsha...: Crude selenium was prepared from selenium acid mud using a new technology of kerosene desulphurization, oxidization-leaching and reduction-extraction of selenium. The results show that kerosene can......
:TF843.5; TF803.21 文献标志码:A Selective leaching Se from selenium residue by Na2SO3 solutions and leaching kinetics ZHENG Ya-jie, CHEN Kun-kun (School of Metallurgical Science and Engineering, Central South University, Changsha 410083, China) Abstract: Selenium was effectively separated from selenium residue. The selenium residue was prepared......
铂钯精矿预处理脱硒碲试验研究邓成虎1(1.江西省鹰潭市贵溪市江西铜业集团公司贵溪冶炼厂)摘 要:对由铜阳极泥产出的铂钯精矿,采用氧化焙烧-碱浸-酸浸预处理工艺除去硒碲,富集金铂钯,确定了最佳工艺条件.硒,碲脱除率分别达到98.53%,95.27%,浸出渣中碲质量分数为5.18%,硒质量分数为0.29%,为后续工序分离提纯贵金属创造了有利条件.关键词:铂钯精矿; 预处理; 硒; 碲......
J. Cent. South Univ. (2017) 24: 1537-1543 DOI: 10.1007/s11771-017-3558-x Optimization on selenium and arsenic conversion from copper anode slime by low-temperature alkali fusion process GUO Xue-yi... selenium and arsenic in copper anode slime (CAS) by low-temperature alkali fusion process. Central composite design was employed to optimize the effective parameters, in which NaOH/CAS mass ratio, fusion......
Trans. Nonferrous Met. Soc. China 29(2019) 1763-1775 Selenium(VI) removal from caustic solution by synthetic Ca-Al-Cl layered double hydroxides Shao-dong XU, Dong LI, Xue-yi GUO, Wen YAN, Jie GAO School of Metallurgy and Environment, Central South University, Changsha 410083, China Received 1 December 2018; accepted 10 June 2019 Abstract: To extract selenium(VI) from the highly caustic leachate......
Effects of Rare Earth on Accumulation of Selenium in Soybean Sprouts郭晓玲1,郝素娥11. Department of Applied Chemistry, Harbin Institute of Technology摘 要:The selenium-enriched soybean sprouts were prepared by adding selenium and rare earth La3+ into the cultivation solutions. The effect of rare earth La3+ on the accumulation of selenium in soybean sprouts......
电感耦合等离子体原子发射光谱法测定高纯硒中18种杂质元素熊晓燕1,张永进2,王津1(1.广东省广州市广州有色金属研究所分析测试中心2.中南大学 材料科学与工程学院,湖南长沙 410083)摘 要:高纯硒采用硝酸溶解并蒸干后于320℃的挥发炉中,挥发40 min,用盐酸溶解残渣后,采用电感耦合等离子体原子发射光谱(ICP-AES)法测定Al,As,Bi,Cd,Co,Cr等18种共存杂质元素的含量.考察了溶解酸的种类,主体硒的挥发条件,硒的残存量及干扰情况,分析谱线的选择等.方法检出限小于30 ng/g,用于测定高......
Action of Selenium Compounds on the Cellular Metabolismby Microcalorimetry李曦摘 要:A new method is introduced to study the action between biomaterials... compounds on it were studied at 37℃. From the thermogenesis curves, the heat released by pk-15 metabolism was calculated. The results show that the selenium compounds all have toxic action......
Preparation and Characterization of Hydroxyapatite-Coated Selenium Nanoparticles and their Interaction with Osteosarcoma(SaOS-2) CellsThiagarajan Hemalatha,Gunasekaran Krithiga,Baskar Santhosh Kumar... resection. The objective of the present study was to synthesize a novel composite for bone implants, possessing the above properties. Selenium was selected owing to its chemopreventive......