Methods for chemical analysis of zinc concentrates—Part 21：Determination of thallium content—Inductively coupled plasma mass spectrometry and inductively coupled plasma-atomic emission spectrometry
Methods for chemical analysis of laterite nickel ores—Part 23:Determination of cobalt,iron,nickel,phosphorus,aluminium oxide,calcium oxide,chromium oxide,magnesium oxide,manganese oxide,silicon dioxide and titanium dioxide content—Wavelength dispersive X-ray fluorescence spectrometry
Methods for chemical analysis of fire smelting nickel substrate material—Part 7: Determination of copper content—BCO spectrophotometric method and flame atomic absorption spectrometric method
Methods for chemical analysis of fire smelting nickel substrate material—Part 1:Determination of nikel content—Dimethylglyoxime spectrophotometric method and dimethylglyoxime gravimetric method
Methods for chemical analysis of copper ores and tailings—Part 14:Determination of arsenic content—Hydride generation-atomic fluorescence spectrometric and potassium bromate titrimetric method
Methods for chemical analysis of copper matte—Part 8：Determination of arsenic content—Hydride generation-atomic fluorescence spectrometry、silver diethyldithiocarbamate spectrophotometry and potassium bromate titrimetry
搜索
首页
馆藏资源
舆情信息
标准服务
科研活动
关于我们
️版权归中国标准化研究院所有