Department of Environmental Studies for Advanced Society, Graduate School of Environmental Studies, Tohoku University, 6-6, Aramaki Aza Aoba, Aoba-ku, Sendai, Miyagi 980-8579, Japan ...

TUNCUK等使用H2SO4和H2C2O4混合酸浸出石英去除铁杂质,样品中98.9%的Fe2O3被去除,最终将石英中Fe2O3质量分数降至1×10-6;林敏开展了铵盐辅助催化HCl和H2SO4浸出试验,经氧化焙烧后分别在NH4Cl-HCl和NH4Cl-H2SO4体系中浸出石英,结果表明,总杂质组分质量分数分别降至9.189×10-5和9. ...

Department of Chemistry, Emory University, 1515 Dickey Drive, Atlanta, Georgia 30322, United States ...