铁矿石 碳和硫含量的测定 高频燃烧红外吸收法
Iron ores—Determination of carbon and sulfur content—High frequency combustion with infrared absorption method
2022-10-12
SN/T 2638.4-2013
进出口锰矿石中硫含量的测定 高频感应电炉燃烧红外线吸收法
Determination of sulfur content in manganese ores for import and export-High frequency combustion with infrared absorption method
2013-08-30
YS/T 820.16-2012
红土镍矿化学分析方法 第16部分:碳和硫量的测定 高频燃烧红外吸收光谱法
Methods for chemical analysis of laterite nickel ores－ Part 16：Determination of carbon and sulfur content－ High frequency combustion with infrared absorption spectrometry